Q: What is the sum of all factors of the number 21,072,715 excluding 21,072,715?
A: 6,320,693
The factors of the number 21,072,715 are: 1, 5, 23, 31, 115, 155, 257, 529, 713, 1285, 2645, 3565, 5911, 7967, 16399, 29555, 39835, 81995, 135953, 183241, 679765, 916205, 4214543, 21072715.
If you add them up, you will get the total of 21,072,721. Now subtract 21,072,715 to get 6,320,693