21030524

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{5471}}^1$

素因数の和:5537

約数の個数: 18

約数和(自身を含む): 38035872

約数和(自身を除く): 17005348

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 5471, 10942, 21884, 169601, 339202, 678404, 5257631, 10515262, 21030524]

約数ペア:

[(1, 21030524), (2, 10515262), (4, 5257631), (31, 678404), (62, 339202), (124, 169601), (961, 21884), (1922, 10942), (3844, 5471)]