21605310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{240059}}^1$

素因数の和:240072

約数の個数: 24

約数和(自身を含む): 56174040

約数和(自身を除く): 34568730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 240059, 480118, 720177, 1200295, 1440354, 2160531, 2400590, 3600885, 4321062, 7201770, 10802655, 21605310]

約数ペア:

[(1, 21605310), (2, 10802655), (3, 7201770), (5, 4321062), (6, 3600885), (9, 2400590), (10, 2160531), (15, 1440354), (18, 1200295), (30, 720177), (45, 480118), (90, 240059)]