21333067

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5531}}^1$

素因数の和:5586

約数の個数: 16

約数和(自身を含む): 26553600

約数和(自身を除く): 5220533

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5531, 38717, 105089, 160399, 735623, 1122793, 3047581, 21333067]

約数ペア:

[(1, 21333067), (7, 3047581), (19, 1122793), (29, 735623), (133, 160399), (203, 105089), (551, 38717), (3857, 5531)]