21699086

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1099

約数の個数: 16

約数和(自身を含む): 33475680

約数和(自身を除く): 11776594

約数列:

[1, 2, 41, 82, 409, 647, 818, 1294, 16769, 26527, 33538, 53054, 264623, 529246, 10849543, 21699086]

約数ペア:

[(1, 21699086), (2, 10849543), (41, 529246), (82, 264623), (409, 53054), (647, 33538), (818, 26527), (1294, 16769)]