21860220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{364337}}^1$

素因数の和:364349

約数の個数: 24

約数和(自身を含む): 61208784

約数和(自身を除く): 39348564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 364337, 728674, 1093011, 1457348, 1821685, 2186022, 3643370, 4372044, 5465055, 7286740, 10930110, 21860220]

約数ペア:

[(1, 21860220), (2, 10930110), (3, 7286740), (4, 5465055), (5, 4372044), (6, 3643370), (10, 2186022), (12, 1821685), (15, 1457348), (20, 1093011), (30, 728674), (60, 364337)]