21669611

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 24162624

約数和(自身を除く): 2493013

約数列:

[1, 17, 23, 157, 353, 391, 2669, 3611, 6001, 8119, 55421, 61387, 138023, 942157, 1274683, 21669611]

約数ペア:

[(1, 21669611), (17, 1274683), (23, 942157), (157, 138023), (353, 61387), (391, 55421), (2669, 8119), (3611, 6001)]