21053496

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6311}}^1$

素因数の和:6459

約数の個数: 32

約数和(自身を含む): 53020800

約数和(自身を除く): 31967304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6311, 12622, 18933, 25244, 37866, 50488, 75732, 151464, 877229, 1754458, 2631687, 3508916, 5263374, 7017832, 10526748, 21053496]

約数ペア:

[(1, 21053496), (2, 10526748), (3, 7017832), (4, 5263374), (6, 3508916), (8, 2631687), (12, 1754458), (24, 877229), (139, 151464), (278, 75732), (417, 50488), (556, 37866), (834, 25244), (1112, 18933), (1668, 12622), (3336, 6311)]