21330522

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 49008960

約数和(自身を除く): 27678438

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 67, 69, 134, 138, 201, 207, 402, 414, 603, 769, 1206, 1538, 1541, 2307, 3082, 4614, 4623, 6921, 9246, 13842, 13869, 17687, 27738, 35374, 51523, 53061, 103046, 106122, 154569, 159183, 309138, 318366, 463707, 927414, 1185029, 2370058, 3555087, 7110174, 10665261, 21330522]

約数ペア:

[(1, 21330522), (2, 10665261), (3, 7110174), (6, 3555087), (9, 2370058), (18, 1185029), (23, 927414), (46, 463707), (67, 318366), (69, 309138), (134, 159183), (138, 154569), (201, 106122), (207, 103046), (402, 53061), (414, 51523), (603, 35374), (769, 27738), (1206, 17687), (1538, 13869), (1541, 13842), (2307, 9246), (3082, 6921), (4614, 4623)]