Q: What is the sum of all factors of the number 21,272,978 excluding 21,272,978?
A: 10,636,492
The factors of the number 21,272,978 are: 1, 2, 10636489, 21272978.
If you add them up, you will get the total of 21,272,988. Now subtract 21,272,978 to get 10,636,492