21591567358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1\times {\mathrm{10477}}^1$

素因数の和:10972

約数の個数: 32

約数和(自身を含む): 34393825440

約数和(自身を除く): 12802258082

約数列:

[1, 2, 19, 38, 193, 281, 386, 562, 3667, 5339, 7334, 10477, 10678, 20954, 54233, 108466, 199063, 398126, 1030427, 2022061, 2060854, 2944037, 4044122, 5888074, 38419159, 55936703, 76838318, 111873406, 568199141, 1136398282, 10795783679, 21591567358]

約数ペア:

[(1, 21591567358), (2, 10795783679), (19, 1136398282), (38, 568199141), (193, 111873406), (281, 76838318), (386, 55936703), (562, 38419159), (3667, 5888074), (5339, 4044122), (7334, 2944037), (10477, 2060854), (10678, 2022061), (20954, 1030427), (54233, 398126), (108466, 199063)]