21921642

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3967}}^1$

素因数の和:4282

約数の個数: 24

約数和(自身を含む): 47663616

約数和(自身を除く): 25741974

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 3967, 5526, 7934, 11901, 23802, 35703, 71406, 1217869, 2435738, 3653607, 7307214, 10960821, 21921642]

約数ペア:

[(1, 21921642), (2, 10960821), (3, 7307214), (6, 3653607), (9, 2435738), (18, 1217869), (307, 71406), (614, 35703), (921, 23802), (1842, 11901), (2763, 7934), (3967, 5526)]