21417150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2097

約数の個数: 48

約数和(自身を含む): 53889408

約数和(自身を除く): 32472258

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 2011, 2130, 3550, 4022, 5325, 6033, 10055, 10650, 12066, 20110, 30165, 50275, 60330, 100550, 142781, 150825, 285562, 301650, 428343, 713905, 856686, 1427810, 2141715, 3569525, 4283430, 7139050, 10708575, 21417150]

約数ペア:

[(1, 21417150), (2, 10708575), (3, 7139050), (5, 4283430), (6, 3569525), (10, 2141715), (15, 1427810), (25, 856686), (30, 713905), (50, 428343), (71, 301650), (75, 285562), (142, 150825), (150, 142781), (213, 100550), (355, 60330), (426, 50275), (710, 30165), (1065, 20110), (1775, 12066), (2011, 10650), (2130, 10055), (3550, 6033), (4022, 5325)]