21553782

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^2\times {\mathrm{2137}}^1$

素因数の和:2224

約数の個数: 24

約数和(自身を含む): 44205288

約数和(自身を除く): 22651506

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 1681, 2137, 3362, 4274, 5043, 6411, 10086, 12822, 87617, 175234, 262851, 525702, 3592297, 7184594, 10776891, 21553782]

約数ペア:

[(1, 21553782), (2, 10776891), (3, 7184594), (6, 3592297), (41, 525702), (82, 262851), (123, 175234), (246, 87617), (1681, 12822), (2137, 10086), (3362, 6411), (4274, 5043)]