Q: What is the sum of all factors of the number 20,168,721 excluding 20,168,721?
A: 9,009,519
The factors of the number 20,168,721 are: 1, 3, 9, 839, 2517, 2671, 7551, 8013, 24039, 2240969, 6722907, 20168721.
If you add them up, you will get the total of 20,168,730. Now subtract 20,168,721 to get 9,009,519