21292848

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2183

約数の個数: 80

約数和(自身を含む): 63805440

約数和(自身を除く): 42512592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2143, 2484, 3312, 4286, 4968, 6429, 8572, 9936, 12858, 17144, 19287, 25716, 34288, 38574, 49289, 51432, 57861, 77148, 98578, 102864, 115722, 147867, 154296, 197156, 231444, 295734, 308592, 394312, 443601, 462888, 591468, 788624, 887202, 925776, 1182936, 1330803, 1774404, 2365872, 2661606, 3548808, 5323212, 7097616, 10646424, 21292848]

約数ペア:

[(1, 21292848), (2, 10646424), (3, 7097616), (4, 5323212), (6, 3548808), (8, 2661606), (9, 2365872), (12, 1774404), (16, 1330803), (18, 1182936), (23, 925776), (24, 887202), (27, 788624), (36, 591468), (46, 462888), (48, 443601), (54, 394312), (69, 308592), (72, 295734), (92, 231444), (108, 197156), (138, 154296), (144, 147867), (184, 115722), (207, 102864), (216, 98578), (276, 77148), (368, 57861), (414, 51432), (432, 49289), (552, 38574), (621, 34288), (828, 25716), (1104, 19287), (1242, 17144), (1656, 12858), (2143, 9936), (2484, 8572), (3312, 6429), (4286, 4968)]