Here is the full list of all 75 The Elder Scrolls V: Skyrim Special Edition achievements worth 1,550 gamerscore.
Acquire 11 vampire perks
Acquire 11 werewolf perks
Tame and ride 5 dragons
Learn all three words of Soul Tear
Pick 50 locks and 50 pockets
Learn the secrets of 5 Black Books
Own a house in Raven Rock
Discover 30 locations on the island of Solstheim
Craft an item out of Stalhrim
Complete "At the Summit of Apocrypha"
Complete "The Path of Knowledge"
Defeat a Legendary Dragon
Learn all 3 words of Dragon Aspect
Complete "The Temple of Miraak"
Arrive on Solstheim
Reach Level 50
Complete "Lost to the Ages"
Use the special power of Auriel's Bow
Complete "Kindred Judgment"
Complete "Beyond Death"
Learn 20 shouts
Complete "Awakening"
Returned the Thieves Guild to its former glory
Complete "Darkness Returns"
Complete "Glory of the Dead"
Complete "Dragonslayer"
Complete "The Fallen"
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Bounty of 1000 gold in all nine holds
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Join the Stormcloaks or the Imperial Army
Read 50 Skill Books
Build three houses
Buy three plots of land
Complete 10 side quests
Collect 15 Daedric Artifacts
Escape from jail
Have 100,000 gold
Clear 50 dungeons
Complete "Elder Knowledge"
Get a skill to 100
Absorb 20 dragon souls
Join the College of Winterhold
Complete "Hail Sithis!"
Complete "Bound Until Death"
Discover 100 Locations
Reach Level 25
Find 13 Standing Stones
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Build three wings on a house
Adopt a child
Chop wood, mine ore, and cook food
Complete 50 Misc Objectives
Successfully persuade, bribe, and intimidate
Join the Dark Brotherhood
Get married
Join the Thieves Guild
Acquire a Daedric Artifact
Change your face
Buy a plot of land
Make a smithed item, an enchanted item, and a potion
Learn all three words of a shout
Complete "The Way of the Voice"
Reach Level 10
Become a member of the Circle
Buy a house
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Join the Companions
Reach Level 5
Select a Standing Stone blessing
Complete "Unbound"