21800432

素因数分解:

$2^4\times {\mathrm{1033}}^1\times {\mathrm{1319}}^1$

素因数の和:2360

約数の個数: 20

約数和(自身を含む): 42311280

約数和(自身を除く): 20510848

約数列:

[1, 2, 4, 8, 16, 1033, 1319, 2066, 2638, 4132, 5276, 8264, 10552, 16528, 21104, 1362527, 2725054, 5450108, 10900216, 21800432]

約数ペア:

[(1, 21800432), (2, 10900216), (4, 5450108), (8, 2725054), (16, 1362527), (1033, 21104), (1319, 16528), (2066, 10552), (2638, 8264), (4132, 5276)]