2561244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{30491}}^1$

素因数の和:30505

約数の個数: 24

約数和(自身を含む): 6830208

約数和(自身を除く): 4268964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 30491, 60982, 91473, 121964, 182946, 213437, 365892, 426874, 640311, 853748, 1280622, 2561244]

約数ペア:

[(1, 2561244), (2, 1280622), (3, 853748), (4, 640311), (6, 426874), (7, 365892), (12, 213437), (14, 182946), (21, 121964), (28, 91473), (42, 60982), (84, 30491)]