Q: What is the sum of all factors of the number 2,121,561 excluding 2,121,561?
A: 1,178,827
The factors of the number 2,121,561 are: 1, 3, 9, 13, 39, 117, 18133, 54399, 163197, 235729, 707187, 2121561.
If you add them up, you will get the total of 2,121,562. Now subtract 2,121,561 to get 1,178,827