21202002

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28729}}^1$

素因数の和:28778

約数の個数: 24

約数和(自身を含む): 47059740

約数和(自身を除く): 25857738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28729, 57458, 86187, 172374, 258561, 517122, 1177889, 2355778, 3533667, 7067334, 10601001, 21202002]

約数ペア:

[(1, 21202002), (2, 10601001), (3, 7067334), (6, 3533667), (9, 2355778), (18, 1177889), (41, 517122), (82, 258561), (123, 172374), (246, 86187), (369, 57458), (738, 28729)]