Q: What is the sum of all factors of the number 21,403,660 excluding 21,403,660?
A: 24,180,116
The factors of the number 21,403,660 are: 1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15073, 30146, 60292, 75365, 150730, 301460, 1070183, 2140366, 4280732, 5350915, 10701830, 21403660.
If you add them up, you will get the total of 21,403,684. Now subtract 21,403,660 to get 24,180,116