Q: What is the sum of all factors of the number 21,105,680 excluding 21,105,680?
A: 27,965,212
The factors of the number 21,105,680 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263821, 527642, 1055284, 1319105, 2110568, 2638210, 4221136, 5276420, 10552840, 21105680.
If you add them up, you will get the total of 21,105,707. Now subtract 21,105,680 to get 27,965,212