21858226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2909}}^1$

素因数の和:2958

約数の個数: 24

約数和(自身を含む): 37521540

約数和(自身を除く): 15663314

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2909, 3757, 5818, 7514, 37817, 49453, 75634, 98906, 642889, 840701, 1285778, 1681402, 10929113, 21858226]

約数ペア:

[(1, 21858226), (2, 10929113), (13, 1681402), (17, 1285778), (26, 840701), (34, 642889), (221, 98906), (289, 75634), (442, 49453), (578, 37817), (2909, 7514), (3757, 5818)]