21927939

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{17959}}^1$

素因数の和:18010

約数の個数: 16

約数和(自身を含む): 32759040

約数和(自身を除く): 10831101

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 17959, 53877, 197549, 592647, 664483, 1993449, 7309313, 21927939]

約数ペア:

[(1, 21927939), (3, 7309313), (11, 1993449), (33, 664483), (37, 592647), (111, 197549), (407, 53877), (1221, 17959)]