217259364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2586421}}^1$

素因数の和:2586435

約数の個数: 24

約数和(自身を含む): 579358528

約数和(自身を除く): 362099164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2586421, 5172842, 7759263, 10345684, 15518526, 18104947, 31037052, 36209894, 54314841, 72419788, 108629682, 217259364]

約数ペア:

[(1, 217259364), (2, 108629682), (3, 72419788), (4, 54314841), (6, 36209894), (7, 31037052), (12, 18104947), (14, 15518526), (21, 10345684), (28, 7759263), (42, 5172842), (84, 2586421)]