21793669842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{518896901}}^1$

素因数の和:518896913

約数の個数: 16

約数和(自身を含む): 49814102592

約数和(自身を除く): 28020432750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 518896901, 1037793802, 1556690703, 3113381406, 3632278307, 7264556614, 10896834921, 21793669842]

約数ペア:

[(1, 21793669842), (2, 10896834921), (3, 7264556614), (6, 3632278307), (7, 3113381406), (14, 1556690703), (21, 1037793802), (42, 518896901)]