21591404

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 38707200

約数和(自身を除く): 17115796

約数列:

[1, 2, 4, 59, 118, 191, 236, 382, 479, 764, 958, 1916, 11269, 22538, 28261, 45076, 56522, 91489, 113044, 182978, 365956, 5397851, 10795702, 21591404]

約数ペア:

[(1, 21591404), (2, 10795702), (4, 5397851), (59, 365956), (118, 182978), (191, 113044), (236, 91489), (382, 56522), (479, 45076), (764, 28261), (958, 22538), (1916, 11269)]