Q: What is the sum of all factors of the number 21,254,643 excluding 21,254,643?
A: 11,101,725
The factors of the number 21,254,643 are: 1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 4951, 14853, 44559, 133677, 262403, 401031, 787209, 2361627, 7084881, 21254643.
If you add them up, you will get the total of 21,254,654. Now subtract 21,254,643 to get 11,101,725