21226658541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6469}}^1\times {\mathrm{5849}}^1$

素因数の和:12349

約数の個数: 32

約数和(自身を含む): 32701968000

約数和(自身を除く): 11475309459

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 5849, 6469, 17547, 19407, 64339, 71159, 99433, 109973, 193017, 213477, 298299, 329919, 1093763, 1209703, 3281289, 3629109, 37837181, 113511543, 416208991, 643232077, 1248626973, 1929696231, 7075552847, 21226658541]

約数ペア:

[(1, 21226658541), (3, 7075552847), (11, 1929696231), (17, 1248626973), (33, 643232077), (51, 416208991), (187, 113511543), (561, 37837181), (5849, 3629109), (6469, 3281289), (17547, 1209703), (19407, 1093763), (64339, 329919), (71159, 298299), (99433, 213477), (109973, 193017)]