21895866

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{21341}}^1$

素因数の和:21371

約数の個数: 32

約数和(自身を含む): 51220800

約数和(自身を除く): 29324934

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 21341, 42682, 64023, 128046, 192069, 384138, 405479, 576207, 810958, 1152414, 1216437, 2432874, 3649311, 7298622, 10947933, 21895866]

約数ペア:

[(1, 21895866), (2, 10947933), (3, 7298622), (6, 3649311), (9, 2432874), (18, 1216437), (19, 1152414), (27, 810958), (38, 576207), (54, 405479), (57, 384138), (114, 192069), (171, 128046), (342, 64023), (513, 42682), (1026, 21341)]