21001710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700057}}^1$

素因数の和:700067

約数の個数: 16

約数和(自身を含む): 50404176

約数和(自身を除く): 29402466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700057, 1400114, 2100171, 3500285, 4200342, 7000570, 10500855, 21001710]

約数ペア:

[(1, 21001710), (2, 10500855), (3, 7000570), (5, 4200342), (6, 3500285), (10, 2100171), (15, 1400114), (30, 700057)]