Q: What is the sum of all factors of the number 21,007,515 excluding 21,007,515?
A: 13,107,813
The factors of the number 21,007,515 are: 1, 3, 5, 15, 67, 201, 335, 1005, 20903, 62709, 104515, 313545, 1400501, 4201503, 7002505, 21007515.
If you add them up, you will get the total of 21,007,528. Now subtract 21,007,515 to get 13,107,813