21306648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:94

約数の個数: 128

約数和(自身を含む): 63244800

約数和(自身を除く): 41938152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 29, 33, 44, 46, 58, 66, 69, 87, 88, 92, 116, 121, 132, 138, 174, 184, 232, 242, 253, 264, 276, 319, 348, 363, 484, 506, 552, 638, 667, 696, 726, 759, 957, 968, 1012, 1276, 1331, 1334, 1452, 1518, 1914, 2001, 2024, 2552, 2662, 2668, 2783, 2904, 3036, 3509, 3828, 3993, 4002, 5324, 5336, 5566, 6072, 7018, 7337, 7656, 7986, 8004, 8349, 10527, 10648, 11132, 14036, 14674, 15972, 16008, 16698, 21054, 22011, 22264, 28072, 29348, 30613, 31944, 33396, 38599, 42108, 44022, 58696, 61226, 66792, 77198, 80707, 84216, 88044, 91839, 115797, 122452, 154396, 161414, 176088, 183678, 231594, 242121, 244904, 308792, 322828, 367356, 463188, 484242, 645656, 734712, 887777, 926376, 968484, 1775554, 1936968, 2663331, 3551108, 5326662, 7102216, 10653324, 21306648]

約数ペア:

[(1, 21306648), (2, 10653324), (3, 7102216), (4, 5326662), (6, 3551108), (8, 2663331), (11, 1936968), (12, 1775554), (22, 968484), (23, 926376), (24, 887777), (29, 734712), (33, 645656), (44, 484242), (46, 463188), (58, 367356), (66, 322828), (69, 308792), (87, 244904), (88, 242121), (92, 231594), (116, 183678), (121, 176088), (132, 161414), (138, 154396), (174, 122452), (184, 115797), (232, 91839), (242, 88044), (253, 84216), (264, 80707), (276, 77198), (319, 66792), (348, 61226), (363, 58696), (484, 44022), (506, 42108), (552, 38599), (638, 33396), (667, 31944), (696, 30613), (726, 29348), (759, 28072), (957, 22264), (968, 22011), (1012, 21054), (1276, 16698), (1331, 16008), (1334, 15972), (1452, 14674), (1518, 14036), (1914, 11132), (2001, 10648), (2024, 10527), (2552, 8349), (2662, 8004), (2668, 7986), (2783, 7656), (2904, 7337), (3036, 7018), (3509, 6072), (3828, 5566), (3993, 5336), (4002, 5324)]