21330108

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 59781120

約数和(自身を除く): 38451012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 31, 36, 46, 54, 62, 69, 92, 93, 108, 124, 138, 186, 207, 276, 277, 279, 372, 414, 554, 558, 621, 713, 828, 831, 837, 1108, 1116, 1242, 1426, 1662, 1674, 2139, 2484, 2493, 2852, 3324, 3348, 4278, 4986, 6371, 6417, 7479, 8556, 8587, 9972, 12742, 12834, 14958, 17174, 19113, 19251, 25484, 25668, 25761, 29916, 34348, 38226, 38502, 51522, 57339, 76452, 77004, 77283, 103044, 114678, 154566, 172017, 197501, 229356, 231849, 309132, 344034, 395002, 463698, 592503, 688068, 790004, 927396, 1185006, 1777509, 2370012, 3555018, 5332527, 7110036, 10665054, 21330108]

約数ペア:

[(1, 21330108), (2, 10665054), (3, 7110036), (4, 5332527), (6, 3555018), (9, 2370012), (12, 1777509), (18, 1185006), (23, 927396), (27, 790004), (31, 688068), (36, 592503), (46, 463698), (54, 395002), (62, 344034), (69, 309132), (92, 231849), (93, 229356), (108, 197501), (124, 172017), (138, 154566), (186, 114678), (207, 103044), (276, 77283), (277, 77004), (279, 76452), (372, 57339), (414, 51522), (554, 38502), (558, 38226), (621, 34348), (713, 29916), (828, 25761), (831, 25668), (837, 25484), (1108, 19251), (1116, 19113), (1242, 17174), (1426, 14958), (1662, 12834), (1674, 12742), (2139, 9972), (2484, 8587), (2493, 8556), (2852, 7479), (3324, 6417), (3348, 6371), (4278, 4986)]