Q: What is the sum of all factors of the number 21,178,370 excluding 21,178,370?
A: 17,089,270
The factors of the number 21,178,370 are: 1, 2, 5, 10, 269, 538, 1345, 2690, 7873, 15746, 39365, 78730, 2117837, 4235674, 10589185, 21178370.
If you add them up, you will get the total of 21,178,387. Now subtract 21,178,370 to get 17,089,270