21275610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22877}}^1$

素因数の和:22918

約数の個数: 32

約数和(自身を含む): 52710912

約数和(自身を除く): 31435302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22877, 45754, 68631, 114385, 137262, 228770, 343155, 686310, 709187, 1418374, 2127561, 3545935, 4255122, 7091870, 10637805, 21275610]

約数ペア:

[(1, 21275610), (2, 10637805), (3, 7091870), (5, 4255122), (6, 3545935), (10, 2127561), (15, 1418374), (30, 709187), (31, 686310), (62, 343155), (93, 228770), (155, 137262), (186, 114385), (310, 68631), (465, 45754), (930, 22877)]