21297546

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{2179}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 47611200

約数和(自身を除く): 26313654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 362, 543, 1086, 1629, 2179, 3258, 4358, 4887, 6537, 9774, 13074, 19611, 39222, 58833, 117666, 394399, 788798, 1183197, 2366394, 3549591, 7099182, 10648773, 21297546]

約数ペア:

[(1, 21297546), (2, 10648773), (3, 7099182), (6, 3549591), (9, 2366394), (18, 1183197), (27, 788798), (54, 394399), (181, 117666), (362, 58833), (543, 39222), (1086, 19611), (1629, 13074), (2179, 9774), (3258, 6537), (4358, 4887)]