21082644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53239}}^1$

素因数の和:53260

約数の個数: 36

約数和(自身を含む): 58138080

約数和(自身を除く): 37055436

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53239, 106478, 159717, 212956, 319434, 479151, 585629, 638868, 958302, 1171258, 1756887, 1916604, 2342516, 3513774, 5270661, 7027548, 10541322, 21082644]

約数ペア:

[(1, 21082644), (2, 10541322), (3, 7027548), (4, 5270661), (6, 3513774), (9, 2342516), (11, 1916604), (12, 1756887), (18, 1171258), (22, 958302), (33, 638868), (36, 585629), (44, 479151), (66, 319434), (99, 212956), (132, 159717), (198, 106478), (396, 53239)]