2021855101

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{5479}}^1$

素因数の和:5953

約数の個数: 24

約数和(自身を含む): 2496381120

約数和(自身を除く): 474526019

約数列:

[1, 7, 17, 49, 119, 443, 833, 3101, 5479, 7531, 21707, 38353, 52717, 93143, 268471, 369019, 652001, 2427197, 4564007, 16990379, 41262349, 118932653, 288836443, 2021855101]

約数ペア:

[(1, 2021855101), (7, 288836443), (17, 118932653), (49, 41262349), (119, 16990379), (443, 4564007), (833, 2427197), (3101, 652001), (5479, 369019), (7531, 268471), (21707, 93143), (38353, 52717)]