21566070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239623}}^1$

素因数の和:239636

約数の個数: 24

約数和(自身を含む): 56072016

約数和(自身を除く): 34505946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239623, 479246, 718869, 1198115, 1437738, 2156607, 2396230, 3594345, 4313214, 7188690, 10783035, 21566070]

約数ペア:

[(1, 21566070), (2, 10783035), (3, 7188690), (5, 4313214), (6, 3594345), (9, 2396230), (10, 2156607), (15, 1437738), (18, 1198115), (30, 718869), (45, 479246), (90, 239623)]