21132958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3347}}^1$

素因数の和:3408

約数の個数: 32

約数和(自身を含む): 40497408

約数和(自身を除く): 19364450

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 3347, 6314, 6694, 23429, 36817, 46858, 73634, 137227, 257719, 274454, 515438, 960589, 1509497, 1921178, 3018994, 10566479, 21132958]

約数ペア:

[(1, 21132958), (2, 10566479), (7, 3018994), (11, 1921178), (14, 1509497), (22, 960589), (41, 515438), (77, 274454), (82, 257719), (154, 137227), (287, 73634), (451, 46858), (574, 36817), (902, 23429), (3157, 6694), (3347, 6314)]