2021879909

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 2419338240

約数和(自身を除く): 397458331

約数列:

[1, 7, 43, 59, 257, 301, 413, 443, 1799, 2537, 3101, 11051, 15163, 17759, 19049, 26137, 77357, 106141, 113851, 133343, 182959, 652009, 796957, 1123891, 4564063, 4895593, 6717209, 7867237, 34269151, 47020463, 288839987, 2021879909]

約数ペア:

[(1, 2021879909), (7, 288839987), (43, 47020463), (59, 34269151), (257, 7867237), (301, 6717209), (413, 4895593), (443, 4564063), (1799, 1123891), (2537, 796957), (3101, 652009), (11051, 182959), (15163, 133343), (17759, 113851), (19049, 106141), (26137, 77357)]