21950488

素因数分解:

$2^3\times 7^1\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 47187360

約数和(自身を除く): 25236872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 593, 661, 1186, 1322, 2372, 2644, 4151, 4627, 4744, 5288, 8302, 9254, 16604, 18508, 33208, 37016, 391973, 783946, 1567892, 2743811, 3135784, 5487622, 10975244, 21950488]

約数ペア:

[(1, 21950488), (2, 10975244), (4, 5487622), (7, 3135784), (8, 2743811), (14, 1567892), (28, 783946), (56, 391973), (593, 37016), (661, 33208), (1186, 18508), (1322, 16604), (2372, 9254), (2644, 8302), (4151, 5288), (4627, 4744)]