21227608

素因数分解:

$2^3\times {\mathrm{859}}^1\times {\mathrm{3089}}^1$

素因数の和:3954

約数の個数: 16

約数和(自身を含む): 39861000

約数和(自身を除く): 18633392

約数列:

[1, 2, 4, 8, 859, 1718, 3089, 3436, 6178, 6872, 12356, 24712, 2653451, 5306902, 10613804, 21227608]

約数ペア:

[(1, 21227608), (2, 10613804), (4, 5306902), (8, 2653451), (859, 24712), (1718, 12356), (3089, 6872), (3436, 6178)]