21566970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239633}}^1$

素因数の和:239646

約数の個数: 24

約数和(自身を含む): 56074356

約数和(自身を除く): 34507386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239633, 479266, 718899, 1198165, 1437798, 2156697, 2396330, 3594495, 4313394, 7188990, 10783485, 21566970]

約数ペア:

[(1, 21566970), (2, 10783485), (3, 7188990), (5, 4313394), (6, 3594495), (9, 2396330), (10, 2156697), (15, 1437798), (18, 1198165), (30, 718899), (45, 479266), (90, 239633)]