21287162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2833}}^1$

素因数の和:2882

約数の個数: 24

約数和(自身を含む): 36541596

約数和(自身を除く): 15254434

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2833, 3757, 5666, 7514, 36829, 48161, 73658, 96322, 626093, 818737, 1252186, 1637474, 10643581, 21287162]

約数ペア:

[(1, 21287162), (2, 10643581), (13, 1637474), (17, 1252186), (26, 818737), (34, 626093), (221, 96322), (289, 73658), (442, 48161), (578, 36829), (2833, 7514), (3757, 5666)]