21318050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32797}}^1$

素因数の和:32822

約数の個数: 24

約数和(自身を含む): 42702996

約数和(自身を除く): 21384946

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32797, 65594, 163985, 327970, 426361, 819925, 852722, 1639850, 2131805, 4263610, 10659025, 21318050]

約数ペア:

[(1, 21318050), (2, 10659025), (5, 4263610), (10, 2131805), (13, 1639850), (25, 852722), (26, 819925), (50, 426361), (65, 327970), (130, 163985), (325, 65594), (650, 32797)]