21408398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5827}}^1$

素因数の和:6007

約数の個数: 16

約数和(自身を含む): 35247744

約数和(自身を除く): 13839346

約数列:

[1, 2, 11, 22, 167, 334, 1837, 3674, 5827, 11654, 64097, 128194, 973109, 1946218, 10704199, 21408398]

約数ペア:

[(1, 21408398), (2, 10704199), (11, 1946218), (22, 973109), (167, 128194), (334, 64097), (1837, 11654), (3674, 5827)]