Q: What is the sum of all factors of the number 1,421,978 excluding 1,421,978?
A: 710,992
The factors of the number 1,421,978 are: 1, 2, 710989, 1421978.
If you add them up, you will get the total of 1,422,688. Now subtract 1,421,978 to get 710,992