21141684

素因数分解:

$2^2\times 3^2\times {\mathrm{587269}}^1$

素因数の和:587279

約数の個数: 18

約数和(自身を含む): 53441570

約数和(自身を除く): 32299886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587269, 1174538, 1761807, 2349076, 3523614, 5285421, 7047228, 10570842, 21141684]

約数ペア:

[(1, 21141684), (2, 10570842), (3, 7047228), (4, 5285421), (6, 3523614), (9, 2349076), (12, 1761807), (18, 1174538), (36, 587269)]