21033050

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7937}}^1$

素因数の和:8002

約数の個数: 24

約数和(自身を含む): 39864636

約数和(自身を除く): 18831586

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7937, 15874, 39685, 79370, 198425, 396850, 420661, 841322, 2103305, 4206610, 10516525, 21033050]

約数ペア:

[(1, 21033050), (2, 10516525), (5, 4206610), (10, 2103305), (25, 841322), (50, 420661), (53, 396850), (106, 198425), (265, 79370), (530, 39685), (1325, 15874), (2650, 7937)]