21158310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{705277}}^1$

素因数の和:705287

約数の個数: 16

約数和(自身を含む): 50780016

約数和(自身を除く): 29621706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 705277, 1410554, 2115831, 3526385, 4231662, 7052770, 10579155, 21158310]

約数ペア:

[(1, 21158310), (2, 10579155), (3, 7052770), (5, 4231662), (6, 3526385), (10, 2115831), (15, 1410554), (30, 705277)]