21556854

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{12097}}^1$

素因数の和:12122

約数の個数: 40

約数和(自身を含む): 52698888

約数和(自身を除く): 31142034

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 12097, 24194, 36291, 72582, 108873, 133067, 217746, 266134, 326619, 399201, 653238, 798402, 979857, 1197603, 1959714, 2395206, 3592809, 7185618, 10778427, 21556854]

約数ペア:

[(1, 21556854), (2, 10778427), (3, 7185618), (6, 3592809), (9, 2395206), (11, 1959714), (18, 1197603), (22, 979857), (27, 798402), (33, 653238), (54, 399201), (66, 326619), (81, 266134), (99, 217746), (162, 133067), (198, 108873), (297, 72582), (594, 36291), (891, 24194), (1782, 12097)]