20937588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249257}}^1$

素因数の和:249271

約数の個数: 24

約数和(自身を含む): 55833792

約数和(自身を除く): 34896204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249257, 498514, 747771, 997028, 1495542, 1744799, 2991084, 3489598, 5234397, 6979196, 10468794, 20937588]

約数ペア:

[(1, 20937588), (2, 10468794), (3, 6979196), (4, 5234397), (6, 3489598), (7, 2991084), (12, 1744799), (14, 1495542), (21, 997028), (28, 747771), (42, 498514), (84, 249257)]