20853588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248257}}^1$

素因数の和:248271

約数の個数: 24

約数和(自身を含む): 55609792

約数和(自身を除く): 34756204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248257, 496514, 744771, 993028, 1489542, 1737799, 2979084, 3475598, 5213397, 6951196, 10426794, 20853588]

約数ペア:

[(1, 20853588), (2, 10426794), (3, 6951196), (4, 5213397), (6, 3475598), (7, 2979084), (12, 1737799), (14, 1489542), (21, 993028), (28, 744771), (42, 496514), (84, 248257)]