21422379

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{9689}}^1$

素因数の和:9770

約数の個数: 16

約数和(自身を含む): 31628160

約数和(自身を除く): 10205781

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 9689, 29067, 106579, 319737, 649163, 1947489, 7140793, 21422379]

約数ペア:

[(1, 21422379), (3, 7140793), (11, 1947489), (33, 649163), (67, 319737), (201, 106579), (737, 29067), (2211, 9689)]