21877881333

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{111031}}^1$

素因数の和:111905

約数の個数: 32

約数和(自身を含む): 36411389952

約数和(自身を除く): 14533508619

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 853, 2559, 5971, 9383, 17913, 28149, 65681, 111031, 197043, 333093, 777217, 1221341, 2331651, 3664023, 8549387, 25648161, 94709443, 284128329, 662966101, 1041803873, 1988898303, 3125411619, 7292627111, 21877881333]

約数ペア:

[(1, 21877881333), (3, 7292627111), (7, 3125411619), (11, 1988898303), (21, 1041803873), (33, 662966101), (77, 284128329), (231, 94709443), (853, 25648161), (2559, 8549387), (5971, 3664023), (9383, 2331651), (17913, 1221341), (28149, 777217), (65681, 333093), (111031, 197043)]