Q: What is the sum of all factors of the number 10,721,213 excluding 10,721,213?
A: 890,947
The factors of the number 10,721,213 are: 1, 29, 41, 71, 127, 1189, 2059, 2911, 3683, 5207, 9017, 84419, 151003, 261493, 369697, 10721213.
If you add them up, you will get the total of 10,722,103. Now subtract 10,721,213 to get 890,947