21343683

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 29167776

約数和(自身を除く): 7824093

約数列:

[1, 3, 53, 159, 241, 557, 723, 1671, 12773, 29521, 38319, 88563, 134237, 402711, 7114561, 21343683]

約数ペア:

[(1, 21343683), (3, 7114561), (53, 402711), (159, 134237), (241, 88563), (557, 38319), (723, 29521), (1671, 12773)]