2181366

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 5391360

約数和(自身を除く): 3209994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 479, 506, 759, 958, 1437, 1518, 2277, 2874, 4311, 4554, 5269, 8622, 10538, 11017, 15807, 22034, 31614, 33051, 47421, 66102, 94842, 99153, 121187, 198306, 242374, 363561, 727122, 1090683, 2181366]

約数ペア:

[(1, 2181366), (2, 1090683), (3, 727122), (6, 363561), (9, 242374), (11, 198306), (18, 121187), (22, 99153), (23, 94842), (33, 66102), (46, 47421), (66, 33051), (69, 31614), (99, 22034), (138, 15807), (198, 11017), (207, 10538), (253, 8622), (414, 5269), (479, 4554), (506, 4311), (759, 2874), (958, 2277), (1437, 1518)]