21874420107

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{21508771}}^1$

素因数の和:21508890

約数の個数: 12

約数和(自身を含む): 31876000104

約数和(自身を除く): 10001579997

約数列:

[1, 3, 9, 113, 339, 1017, 21508771, 64526313, 193578939, 2430491123, 7291473369, 21874420107]

約数ペア:

[(1, 21874420107), (3, 7291473369), (9, 2430491123), (113, 193578939), (339, 64526313), (1017, 21508771)]