21790062

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 57627648

約数和(自身を除く): 35837586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 73, 103, 126, 138, 146, 161, 206, 207, 219, 309, 322, 414, 438, 483, 511, 618, 657, 721, 927, 966, 1022, 1314, 1442, 1449, 1533, 1679, 1854, 2163, 2369, 2898, 3066, 3358, 4326, 4599, 4738, 5037, 6489, 7107, 7519, 9198, 10074, 11753, 12978, 14214, 15038, 15111, 16583, 21321, 22557, 23506, 30222, 33166, 35259, 42642, 45114, 49749, 52633, 67671, 70518, 99498, 105266, 105777, 135342, 149247, 157899, 172937, 211554, 298494, 315798, 345874, 473697, 518811, 947394, 1037622, 1210559, 1556433, 2421118, 3112866, 3631677, 7263354, 10895031, 21790062]

約数ペア:

[(1, 21790062), (2, 10895031), (3, 7263354), (6, 3631677), (7, 3112866), (9, 2421118), (14, 1556433), (18, 1210559), (21, 1037622), (23, 947394), (42, 518811), (46, 473697), (63, 345874), (69, 315798), (73, 298494), (103, 211554), (126, 172937), (138, 157899), (146, 149247), (161, 135342), (206, 105777), (207, 105266), (219, 99498), (309, 70518), (322, 67671), (414, 52633), (438, 49749), (483, 45114), (511, 42642), (618, 35259), (657, 33166), (721, 30222), (927, 23506), (966, 22557), (1022, 21321), (1314, 16583), (1442, 15111), (1449, 15038), (1533, 14214), (1679, 12978), (1854, 11753), (2163, 10074), (2369, 9198), (2898, 7519), (3066, 7107), (3358, 6489), (4326, 5037), (4599, 4738)]