20212821083

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{7789}}^1\times {\mathrm{28517}}^1$

素因数の和:36326

約数の個数: 16

約数和(自身を含む): 24881384640

約数和(自身を除く): 4668563557

約数列:

[1, 7, 13, 91, 7789, 28517, 54523, 101257, 199619, 370721, 708799, 2595047, 222118913, 1554832391, 2887545869, 20212821083]

約数ペア:

[(1, 20212821083), (7, 2887545869), (13, 1554832391), (91, 222118913), (7789, 2595047), (28517, 708799), (54523, 370721), (101257, 199619)]