21796696330

素因数分解:

$2^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1965437}}^1$

素因数の和:1966553

約数の個数: 16

約数和(自身を含む): 39269451240

約数和(自身を除く): 17472754910

約数列:

[1, 2, 5, 10, 1109, 2218, 5545, 11090, 1965437, 3930874, 9827185, 19654370, 2179669633, 4359339266, 10898348165, 21796696330]

約数ペア:

[(1, 21796696330), (2, 10898348165), (5, 4359339266), (10, 2179669633), (1109, 19654370), (2218, 9827185), (5545, 3930874), (11090, 1965437)]