21831970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46451}}^1$

素因数の和:46505

約数の個数: 16

約数和(自身を含む): 40134528

約数和(自身を除く): 18302558

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46451, 92902, 232255, 464510, 2183197, 4366394, 10915985, 21831970]

約数ペア:

[(1, 21831970), (2, 10915985), (5, 4366394), (10, 2183197), (47, 464510), (94, 232255), (235, 92902), (470, 46451)]