21613740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{360229}}^1$

素因数の和:360241

約数の個数: 24

約数和(自身を含む): 60518640

約数和(自身を除く): 38904900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 360229, 720458, 1080687, 1440916, 1801145, 2161374, 3602290, 4322748, 5403435, 7204580, 10806870, 21613740]

約数ペア:

[(1, 21613740), (2, 10806870), (3, 7204580), (4, 5403435), (5, 4322748), (6, 3602290), (10, 2161374), (12, 1801145), (15, 1440916), (20, 1080687), (30, 720458), (60, 360229)]