21311052

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253703}}^1$

素因数の和:253717

約数の個数: 24

約数和(自身を含む): 56829696

約数和(自身を除く): 35518644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253703, 507406, 761109, 1014812, 1522218, 1775921, 3044436, 3551842, 5327763, 7103684, 10655526, 21311052]

約数ペア:

[(1, 21311052), (2, 10655526), (3, 7103684), (4, 5327763), (6, 3551842), (7, 3044436), (12, 1775921), (14, 1522218), (21, 1014812), (28, 761109), (42, 507406), (84, 253703)]