21134800

素因数分解:

$2^4\times 5^2\times {\mathrm{52837}}^1$

素因数の和:52855

約数の個数: 30

約数和(自身を含む): 50777318

約数和(自身を除く): 29642518

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52837, 105674, 211348, 264185, 422696, 528370, 845392, 1056740, 1320925, 2113480, 2641850, 4226960, 5283700, 10567400, 21134800]

約数ペア:

[(1, 21134800), (2, 10567400), (4, 5283700), (5, 4226960), (8, 2641850), (10, 2113480), (16, 1320925), (20, 1056740), (25, 845392), (40, 528370), (50, 422696), (80, 264185), (100, 211348), (200, 105674), (400, 52837)]