Q: What is the sum of all factors of the number 21,141,643 excluding 21,141,643?
A: 12,525
The factors of the number 21,141,643 are: 1, 2011, 10513, 21141643.
If you add them up, you will get the total of 21,141,655. Now subtract 21,141,643 to get 12,525