21814182

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 52414128

約数和(自身を除く): 30599946

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 101, 117, 142, 169, 202, 213, 234, 303, 338, 426, 507, 606, 639, 909, 923, 1014, 1278, 1313, 1521, 1818, 1846, 2626, 2769, 3042, 3939, 5538, 7171, 7878, 8307, 11817, 11999, 14342, 16614, 17069, 21513, 23634, 23998, 34138, 35997, 43026, 51207, 64539, 71994, 93223, 102414, 107991, 129078, 153621, 186446, 215982, 279669, 307242, 559338, 839007, 1211899, 1678014, 2423798, 3635697, 7271394, 10907091, 21814182]

約数ペア:

[(1, 21814182), (2, 10907091), (3, 7271394), (6, 3635697), (9, 2423798), (13, 1678014), (18, 1211899), (26, 839007), (39, 559338), (71, 307242), (78, 279669), (101, 215982), (117, 186446), (142, 153621), (169, 129078), (202, 107991), (213, 102414), (234, 93223), (303, 71994), (338, 64539), (426, 51207), (507, 43026), (606, 35997), (639, 34138), (909, 23998), (923, 23634), (1014, 21513), (1278, 17069), (1313, 16614), (1521, 14342), (1818, 11999), (1846, 11817), (2626, 8307), (2769, 7878), (3042, 7171), (3939, 5538)]