21972970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46751}}^1$

素因数の和:46805

約数の個数: 16

約数和(自身を含む): 40393728

約数和(自身を除く): 18420758

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46751, 93502, 233755, 467510, 2197297, 4394594, 10986485, 21972970]

約数ペア:

[(1, 21972970), (2, 10986485), (5, 4394594), (10, 2197297), (47, 467510), (94, 233755), (235, 93502), (470, 46751)]