21681168

素因数分解:

$2^4\times 3^1\times {\mathrm{451691}}^1$

素因数の和:451702

約数の個数: 20

約数和(自身を含む): 56009808

約数和(自身を除く): 34328640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451691, 903382, 1355073, 1806764, 2710146, 3613528, 5420292, 7227056, 10840584, 21681168]

約数ペア:

[(1, 21681168), (2, 10840584), (3, 7227056), (4, 5420292), (6, 3613528), (8, 2710146), (12, 1806764), (16, 1355073), (24, 903382), (48, 451691)]