21115110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703837}}^1$

素因数の和:703847

約数の個数: 16

約数和(自身を含む): 50676336

約数和(自身を除く): 29561226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703837, 1407674, 2111511, 3519185, 4223022, 7038370, 10557555, 21115110]

約数ペア:

[(1, 21115110), (2, 10557555), (3, 7038370), (5, 4223022), (6, 3519185), (10, 2111511), (15, 1407674), (30, 703837)]