21788897091

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{448027}}^1$

素因数の和:448115

約数の個数: 32

約数和(自身を含む): 33118229760

約数和(自身を除く): 11329332669

約数列:

[1, 3, 13, 29, 39, 43, 87, 129, 377, 559, 1131, 1247, 1677, 3741, 16211, 48633, 448027, 1344081, 5824351, 12992783, 17473053, 19265161, 38978349, 57795483, 168906179, 250447093, 506718537, 558689669, 751341279, 1676069007, 7262965697, 21788897091]

約数ペア:

[(1, 21788897091), (3, 7262965697), (13, 1676069007), (29, 751341279), (39, 558689669), (43, 506718537), (87, 250447093), (129, 168906179), (377, 57795483), (559, 38978349), (1131, 19265161), (1247, 17473053), (1677, 12992783), (3741, 5824351), (16211, 1344081), (48633, 448027)]