21375133028

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{617707}}^1$

素因数の和:617963

約数の個数: 24

約数和(自身を含む): 38500504224

約数和(自身を除く): 17125371196

約数列:

[1, 2, 4, 41, 82, 164, 211, 422, 844, 8651, 17302, 34604, 617707, 1235414, 2470828, 25325987, 50651974, 101303948, 130336177, 260672354, 521344708, 5343783257, 10687566514, 21375133028]

約数ペア:

[(1, 21375133028), (2, 10687566514), (4, 5343783257), (41, 521344708), (82, 260672354), (164, 130336177), (211, 101303948), (422, 50651974), (844, 25325987), (8651, 2470828), (17302, 1235414), (34604, 617707)]