21984508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60397}}^1$

素因数の和:60421

約数の個数: 24

約数和(自身を含む): 47352032

約数和(自身を除く): 25367524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60397, 120794, 241588, 422779, 785161, 845558, 1570322, 1691116, 3140644, 5496127, 10992254, 21984508]

約数ペア:

[(1, 21984508), (2, 10992254), (4, 5496127), (7, 3140644), (13, 1691116), (14, 1570322), (26, 845558), (28, 785161), (52, 422779), (91, 241588), (182, 120794), (364, 60397)]