2109585970

素因数分解:

$2^1\times 5^1\times {\mathrm{9689}}^1\times {\mathrm{21773}}^1$

素因数の和:31469

約数の個数: 16

約数和(自身を含む): 3797821080

約数和(自身を除く): 1688235110

約数列:

[1, 2, 5, 10, 9689, 19378, 21773, 43546, 48445, 96890, 108865, 217730, 210958597, 421917194, 1054792985, 2109585970]

約数ペア:

[(1, 2109585970), (2, 1054792985), (5, 421917194), (10, 210958597), (9689, 217730), (19378, 108865), (21773, 96890), (43546, 48445)]