21540180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359003}}^1$

素因数の和:359015

約数の個数: 24

約数和(自身を含む): 60312672

約数和(自身を除く): 38772492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359003, 718006, 1077009, 1436012, 1795015, 2154018, 3590030, 4308036, 5385045, 7180060, 10770090, 21540180]

約数ペア:

[(1, 21540180), (2, 10770090), (3, 7180060), (4, 5385045), (5, 4308036), (6, 3590030), (10, 2154018), (12, 1795015), (15, 1436012), (20, 1077009), (30, 718006), (60, 359003)]