21725982

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{3271}}^1$

素因数の和:3326

約数の個数: 40

約数和(自身を含む): 49884912

約数和(自身を除く): 28158930

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 246, 369, 738, 1107, 2214, 3271, 3321, 6542, 6642, 9813, 19626, 29439, 58878, 88317, 134111, 176634, 264951, 268222, 402333, 529902, 804666, 1206999, 2413998, 3620997, 7241994, 10862991, 21725982]

約数ペア:

[(1, 21725982), (2, 10862991), (3, 7241994), (6, 3620997), (9, 2413998), (18, 1206999), (27, 804666), (41, 529902), (54, 402333), (81, 268222), (82, 264951), (123, 176634), (162, 134111), (246, 88317), (369, 58878), (738, 29439), (1107, 19626), (2214, 9813), (3271, 6642), (3321, 6542)]