20959764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249521}}^1$

素因数の和:249535

約数の個数: 24

約数和(自身を含む): 55892928

約数和(自身を除く): 34933164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249521, 499042, 748563, 998084, 1497126, 1746647, 2994252, 3493294, 5239941, 6986588, 10479882, 20959764]

約数ペア:

[(1, 20959764), (2, 10479882), (3, 6986588), (4, 5239941), (6, 3493294), (7, 2994252), (12, 1746647), (14, 1497126), (21, 998084), (28, 748563), (42, 499042), (84, 249521)]