21879030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{729301}}^1$

素因数の和:729311

約数の個数: 16

約数和(自身を含む): 52509744

約数和(自身を除く): 30630714

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 729301, 1458602, 2187903, 3646505, 4375806, 7293010, 10939515, 21879030]

約数ペア:

[(1, 21879030), (2, 10939515), (3, 7293010), (5, 4375806), (6, 3646505), (10, 2187903), (15, 1458602), (30, 729301)]