21250488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126491}}^1$

素因数の和:126507

約数の個数: 32

約数和(自身を含む): 60716160

約数和(自身を除く): 39465672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126491, 252982, 379473, 505964, 758946, 885437, 1011928, 1517892, 1770874, 2656311, 3035784, 3541748, 5312622, 7083496, 10625244, 21250488]

約数ペア:

[(1, 21250488), (2, 10625244), (3, 7083496), (4, 5312622), (6, 3541748), (7, 3035784), (8, 2656311), (12, 1770874), (14, 1517892), (21, 1011928), (24, 885437), (28, 758946), (42, 505964), (56, 379473), (84, 252982), (168, 126491)]