Q: What is the sum of all factors of the number 21,298,511 excluding 21,298,511?
A: 1,638,361
The factors of the number 21,298,511 are: 1, 13, 1638347, 21298511.
If you add them up, you will get the total of 21,298,512. Now subtract 21,298,511 to get 1,638,361