21452004

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12161}}^1$

素因数の和:12185

約数の個数: 54

約数和(自身を含む): 63084294

約数和(自身を除く): 41632290

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12161, 24322, 36483, 48644, 72966, 85127, 109449, 145932, 170254, 218898, 255381, 340508, 437796, 510762, 595889, 766143, 1021524, 1191778, 1532286, 1787667, 2383556, 3064572, 3575334, 5363001, 7150668, 10726002, 21452004]

約数ペア:

[(1, 21452004), (2, 10726002), (3, 7150668), (4, 5363001), (6, 3575334), (7, 3064572), (9, 2383556), (12, 1787667), (14, 1532286), (18, 1191778), (21, 1021524), (28, 766143), (36, 595889), (42, 510762), (49, 437796), (63, 340508), (84, 255381), (98, 218898), (126, 170254), (147, 145932), (196, 109449), (252, 85127), (294, 72966), (441, 48644), (588, 36483), (882, 24322), (1764, 12161)]