21644887996

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{2477}}^1\times {\mathrm{27653}}^1$

素因数の和:30213

約数の個数: 24

約数和(自身を含む): 38374902720

約数和(自身を除く): 16730014724

約数列:

[1, 2, 4, 79, 158, 316, 2477, 4954, 9908, 27653, 55306, 110612, 195683, 391366, 782732, 2184587, 4369174, 8738348, 68496481, 136992962, 273985924, 5411221999, 10822443998, 21644887996]

約数ペア:

[(1, 21644887996), (2, 10822443998), (4, 5411221999), (79, 273985924), (158, 136992962), (316, 68496481), (2477, 8738348), (4954, 4369174), (9908, 2184587), (27653, 782732), (55306, 391366), (110612, 195683)]