21316530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22921}}^1$

素因数の和:22962

約数の個数: 32

約数和(自身を含む): 52812288

約数和(自身を除く): 31495758

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22921, 45842, 68763, 114605, 137526, 229210, 343815, 687630, 710551, 1421102, 2131653, 3552755, 4263306, 7105510, 10658265, 21316530]

約数ペア:

[(1, 21316530), (2, 10658265), (3, 7105510), (5, 4263306), (6, 3552755), (10, 2131653), (15, 1421102), (30, 710551), (31, 687630), (62, 343815), (93, 229210), (155, 137526), (186, 114605), (310, 68763), (465, 45842), (930, 22921)]