21253770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236153}}^1$

素因数の和:236166

約数の個数: 24

約数和(自身を含む): 55260036

約数和(自身を除く): 34006266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236153, 472306, 708459, 1180765, 1416918, 2125377, 2361530, 3542295, 4250754, 7084590, 10626885, 21253770]

約数ペア:

[(1, 21253770), (2, 10626885), (3, 7084590), (5, 4250754), (6, 3542295), (9, 2361530), (10, 2125377), (15, 1416918), (18, 1180765), (30, 708459), (45, 472306), (90, 236153)]