21830090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46447}}^1$

素因数の和:46501

約数の個数: 16

約数和(自身を含む): 40131072

約数和(自身を除く): 18300982

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46447, 92894, 232235, 464470, 2183009, 4366018, 10915045, 21830090]

約数ペア:

[(1, 21830090), (2, 10915045), (5, 4366018), (10, 2183009), (47, 464470), (94, 232235), (235, 92894), (470, 46447)]