21738180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362303}}^1$

素因数の和:362315

約数の個数: 24

約数和(自身を含む): 60867072

約数和(自身を除く): 39128892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362303, 724606, 1086909, 1449212, 1811515, 2173818, 3623030, 4347636, 5434545, 7246060, 10869090, 21738180]

約数ペア:

[(1, 21738180), (2, 10869090), (3, 7246060), (4, 5434545), (5, 4347636), (6, 3623030), (10, 2173818), (12, 1811515), (15, 1449212), (20, 1086909), (30, 724606), (60, 362303)]