21092103

素因数分解:

$3^3\times {\mathrm{353}}^1\times {\mathrm{2213}}^1$

素因数の和:2575

約数の個数: 16

約数和(自身を含む): 31350240

約数和(自身を除く): 10258137

約数列:

[1, 3, 9, 27, 353, 1059, 2213, 3177, 6639, 9531, 19917, 59751, 781189, 2343567, 7030701, 21092103]

約数ペア:

[(1, 21092103), (3, 7030701), (9, 2343567), (27, 781189), (353, 59751), (1059, 19917), (2213, 9531), (3177, 6639)]