21976164

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 66796800

約数和(自身を除く): 44820636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 82, 84, 108, 123, 126, 164, 189, 246, 252, 287, 369, 378, 492, 574, 709, 738, 756, 861, 1107, 1148, 1418, 1476, 1722, 2127, 2214, 2583, 2836, 3444, 4254, 4428, 4963, 5166, 6381, 7749, 8508, 9926, 10332, 12762, 14889, 15498, 19143, 19852, 25524, 29069, 29778, 30996, 38286, 44667, 58138, 59556, 76572, 87207, 89334, 116276, 134001, 174414, 178668, 203483, 261621, 268002, 348828, 406966, 523242, 536004, 610449, 784863, 813932, 1046484, 1220898, 1569726, 1831347, 2441796, 3139452, 3662694, 5494041, 7325388, 10988082, 21976164]

約数ペア:

[(1, 21976164), (2, 10988082), (3, 7325388), (4, 5494041), (6, 3662694), (7, 3139452), (9, 2441796), (12, 1831347), (14, 1569726), (18, 1220898), (21, 1046484), (27, 813932), (28, 784863), (36, 610449), (41, 536004), (42, 523242), (54, 406966), (63, 348828), (82, 268002), (84, 261621), (108, 203483), (123, 178668), (126, 174414), (164, 134001), (189, 116276), (246, 89334), (252, 87207), (287, 76572), (369, 59556), (378, 58138), (492, 44667), (574, 38286), (709, 30996), (738, 29778), (756, 29069), (861, 25524), (1107, 19852), (1148, 19143), (1418, 15498), (1476, 14889), (1722, 12762), (2127, 10332), (2214, 9926), (2583, 8508), (2836, 7749), (3444, 6381), (4254, 5166), (4428, 4963)]