Q: What is the sum of all factors of the number 21,064,821 excluding 21,064,821?
A: 7,021,611
The factors of the number 21,064,821 are: 1, 3, 7021607, 21064821.
If you add them up, you will get the total of 21,064,828. Now subtract 21,064,821 to get 7,021,611