21048548

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{6257}}^1$

素因数の和:6319

約数の個数: 18

約数和(自身を含む): 38155026

約数和(自身を除く): 17106478

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 6257, 12514, 25028, 181453, 362906, 725812, 5262137, 10524274, 21048548]

約数ペア:

[(1, 21048548), (2, 10524274), (4, 5262137), (29, 725812), (58, 362906), (116, 181453), (841, 25028), (1682, 12514), (3364, 6257)]