Q: What is the sum of all factors of the number 21,276 excluding 21,276?
A: 34,164
The factors of the number 21,276 are: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 5319, 7092, 10638, 21276.
If you add them up, you will get the total of 21,310. Now subtract 21,276 to get 34,164