Q: What is the sum of all factors of the number 15,150,421 excluding 15,150,421?
A: 2,993,579
The factors of the number 15,150,421 are: 1, 11, 13, 53, 143, 583, 689, 1999, 7579, 21989, 25987, 105947, 285857, 1165417, 1377311, 15150421.
If you add them up, you will get the total of 15,150,423. Now subtract 15,150,421 to get 2,993,579