21010274636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23767279}}^1$

素因数の和:23767313

約数の個数: 24

約数和(自身を含む): 41925481920

約数和(自身を除く): 20915207284

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23767279, 47534558, 95069116, 308974627, 404043743, 617949254, 808087486, 1235898508, 1616174972, 5252568659, 10505137318, 21010274636]

約数ペア:

[(1, 21010274636), (2, 10505137318), (4, 5252568659), (13, 1616174972), (17, 1235898508), (26, 808087486), (34, 617949254), (52, 404043743), (68, 308974627), (221, 95069116), (442, 47534558), (884, 23767279)]