21061254

素因数分解:

$2^1\times 3^1\times {\mathrm{757}}^1\times {\mathrm{4637}}^1$

素因数の和:5399

約数の個数: 16

約数和(自身を含む): 42187248

約数和(自身を除く): 21125994

約数列:

[1, 2, 3, 6, 757, 1514, 2271, 4542, 4637, 9274, 13911, 27822, 3510209, 7020418, 10530627, 21061254]

約数ペア:

[(1, 21061254), (2, 10530627), (3, 7020418), (6, 3510209), (757, 27822), (1514, 13911), (2271, 9274), (4542, 4637)]