21481050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2017}}^1$

素因数の和:2103

約数の個数: 48

約数和(自身を含む): 54050112

約数和(自身を除く): 32569062

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 2017, 2130, 3550, 4034, 5325, 6051, 10085, 10650, 12102, 20170, 30255, 50425, 60510, 100850, 143207, 151275, 286414, 302550, 429621, 716035, 859242, 1432070, 2148105, 3580175, 4296210, 7160350, 10740525, 21481050]

約数ペア:

[(1, 21481050), (2, 10740525), (3, 7160350), (5, 4296210), (6, 3580175), (10, 2148105), (15, 1432070), (25, 859242), (30, 716035), (50, 429621), (71, 302550), (75, 286414), (142, 151275), (150, 143207), (213, 100850), (355, 60510), (426, 50425), (710, 30255), (1065, 20170), (1775, 12102), (2017, 10650), (2130, 10085), (3550, 6051), (4034, 5325)]