21705632

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{52177}}^1$

素因数の和:52200

約数の個数: 24

約数和(自身を含む): 46020996

約数和(自身を除く): 24315364

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 52177, 104354, 208708, 417416, 678301, 834832, 1356602, 1669664, 2713204, 5426408, 10852816, 21705632]

約数ペア:

[(1, 21705632), (2, 10852816), (4, 5426408), (8, 2713204), (13, 1669664), (16, 1356602), (26, 834832), (32, 678301), (52, 417416), (104, 208708), (208, 104354), (416, 52177)]