21304122

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 49937472

約数和(自身を除く): 28633350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 233, 294, 311, 466, 622, 699, 933, 1398, 1631, 1866, 2177, 3262, 4354, 4893, 6531, 9786, 11417, 13062, 15239, 22834, 30478, 34251, 45717, 68502, 72463, 91434, 144926, 217389, 434778, 507241, 1014482, 1521723, 3043446, 3550687, 7101374, 10652061, 21304122]

約数ペア:

[(1, 21304122), (2, 10652061), (3, 7101374), (6, 3550687), (7, 3043446), (14, 1521723), (21, 1014482), (42, 507241), (49, 434778), (98, 217389), (147, 144926), (233, 91434), (294, 72463), (311, 68502), (466, 45717), (622, 34251), (699, 30478), (933, 22834), (1398, 15239), (1631, 13062), (1866, 11417), (2177, 9786), (3262, 6531), (4354, 4893)]