21020175648

素因数分解:

$2^5\times 3^3\times {\mathrm{1777}}^1\times {\mathrm{13691}}^1$

素因数の和:15487

約数の個数: 96

約数和(自身を含む): 61347827520

約数和(自身を除く): 40327651872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 1777, 3554, 5331, 7108, 10662, 13691, 14216, 15993, 21324, 27382, 28432, 31986, 41073, 42648, 47979, 54764, 56864, 63972, 82146, 85296, 95958, 109528, 123219, 127944, 164292, 170592, 191916, 219056, 246438, 255888, 328584, 369657, 383832, 438112, 492876, 511776, 657168, 739314, 767664, 985752, 1314336, 1478628, 1535328, 1971504, 2957256, 3943008, 5914512, 11829024, 24328907, 48657814, 72986721, 97315628, 145973442, 194631256, 218960163, 291946884, 389262512, 437920326, 583893768, 656880489, 778525024, 875840652, 1167787536, 1313760978, 1751681304, 2335575072, 2627521956, 3503362608, 5255043912, 7006725216, 10510087824, 21020175648]

約数ペア:

[(1, 21020175648), (2, 10510087824), (3, 7006725216), (4, 5255043912), (6, 3503362608), (8, 2627521956), (9, 2335575072), (12, 1751681304), (16, 1313760978), (18, 1167787536), (24, 875840652), (27, 778525024), (32, 656880489), (36, 583893768), (48, 437920326), (54, 389262512), (72, 291946884), (96, 218960163), (108, 194631256), (144, 145973442), (216, 97315628), (288, 72986721), (432, 48657814), (864, 24328907), (1777, 11829024), (3554, 5914512), (5331, 3943008), (7108, 2957256), (10662, 1971504), (13691, 1535328), (14216, 1478628), (15993, 1314336), (21324, 985752), (27382, 767664), (28432, 739314), (31986, 657168), (41073, 511776), (42648, 492876), (47979, 438112), (54764, 383832), (56864, 369657), (63972, 328584), (82146, 255888), (85296, 246438), (95958, 219056), (109528, 191916), (123219, 170592), (127944, 164292)]