2021232017

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 2547475920

約数和(自身を除く): 526243903

約数列:

[1, 7, 17, 49, 109, 113, 119, 197, 763, 791, 833, 1379, 1853, 1921, 3349, 5341, 5537, 9653, 12317, 12971, 13447, 21473, 22261, 23443, 86219, 90797, 94129, 150311, 155827, 164101, 209389, 365041, 378437, 603533, 1052177, 1090789, 1465723, 2426449, 2555287, 2649059, 10260061, 16985143, 17887009, 18543413, 41249633, 118896001, 288747431, 2021232017]

約数ペア:

[(1, 2021232017), (7, 288747431), (17, 118896001), (49, 41249633), (109, 18543413), (113, 17887009), (119, 16985143), (197, 10260061), (763, 2649059), (791, 2555287), (833, 2426449), (1379, 1465723), (1853, 1090789), (1921, 1052177), (3349, 603533), (5341, 378437), (5537, 365041), (9653, 209389), (12317, 164101), (12971, 155827), (13447, 150311), (21473, 94129), (22261, 90797), (23443, 86219)]