21733660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83591}}^1$

素因数の和:83613

約数の個数: 24

約数和(自身を含む): 49152096

約数和(自身を除く): 27418436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 83591, 167182, 334364, 417955, 835910, 1086683, 1671820, 2173366, 4346732, 5433415, 10866830, 21733660]

約数ペア:

[(1, 21733660), (2, 10866830), (4, 5433415), (5, 4346732), (10, 2173366), (13, 1671820), (20, 1086683), (26, 835910), (52, 417955), (65, 334364), (130, 167182), (260, 83591)]