21468270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10079}}^1$

素因数の和:10160

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 30786450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 10079, 20158, 30237, 50395, 60474, 100790, 151185, 302370, 715609, 1431218, 2146827, 3578045, 4293654, 7156090, 10734135, 21468270]

約数ペア:

[(1, 21468270), (2, 10734135), (3, 7156090), (5, 4293654), (6, 3578045), (10, 2146827), (15, 1431218), (30, 715609), (71, 302370), (142, 151185), (213, 100790), (355, 60474), (426, 50395), (710, 30237), (1065, 20158), (2130, 10079)]