9721161

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{21179}}^1$

素因数の和:21205

約数の個数: 16

約数和(自身を含む): 15249600

約数和(自身を除く): 5528439

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 21179, 63537, 190611, 360043, 571833, 1080129, 3240387, 9721161]

約数ペア:

[(1, 9721161), (3, 3240387), (9, 1080129), (17, 571833), (27, 360043), (51, 190611), (153, 63537), (459, 21179)]