Q: What is the sum of all factors of the number 1,121,639 excluding 1,121,639?
A: 21,217
The factors of the number 1,121,639 are: 1, 53, 21163, 1121639.
If you add them up, you will get the total of 1,121,660. Now subtract 1,121,639 to get 21,217