21893800

素因数分解:

$2^3\times 5^2\times {\mathrm{109469}}^1$

素因数の和:109485

約数の個数: 24

約数和(自身を含む): 50903550

約数和(自身を除く): 29009750

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 109469, 218938, 437876, 547345, 875752, 1094690, 2189380, 2736725, 4378760, 5473450, 10946900, 21893800]

約数ペア:

[(1, 21893800), (2, 10946900), (4, 5473450), (5, 4378760), (8, 2736725), (10, 2189380), (20, 1094690), (25, 875752), (40, 547345), (50, 437876), (100, 218938), (200, 109469)]