21106089212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1511}}^1\times {\mathrm{6247}}^1$

素因数の和:7818

約数の個数: 48

約数和(自身を含む): 40735360512

約数和(自身を除く): 19629271300

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 1511, 2236, 3022, 6044, 6247, 12494, 19643, 24988, 39286, 64973, 78572, 81211, 129946, 162422, 259892, 268621, 324844, 537242, 844649, 1074484, 1689298, 3378596, 3492073, 6984146, 9439217, 13968292, 18878434, 37756868, 122709821, 245419642, 405886331, 490839284, 811772662, 1623545324, 5276522303, 10553044606, 21106089212]

約数ペア:

[(1, 21106089212), (2, 10553044606), (4, 5276522303), (13, 1623545324), (26, 811772662), (43, 490839284), (52, 405886331), (86, 245419642), (172, 122709821), (559, 37756868), (1118, 18878434), (1511, 13968292), (2236, 9439217), (3022, 6984146), (6044, 3492073), (6247, 3378596), (12494, 1689298), (19643, 1074484), (24988, 844649), (39286, 537242), (64973, 324844), (78572, 268621), (81211, 259892), (129946, 162422)]