21608691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{9391}}^1$

素因数の和:9466

約数の個数: 16

約数和(自身を含む): 31557120

約数和(自身を除く): 9948429

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 9391, 28173, 122083, 366249, 554069, 1662207, 7202897, 21608691]

約数ペア:

[(1, 21608691), (3, 7202897), (13, 1662207), (39, 554069), (59, 366249), (177, 122083), (767, 28173), (2301, 9391)]