21320223837

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{8179}}^1$

素因数の和:8414

約数の個数: 48

約数和(自身を含む): 32168209920

約数和(自身を除く): 10847986083

約数列:

[1, 3, 11, 33, 43, 121, 129, 167, 363, 473, 501, 1419, 1837, 5203, 5511, 7181, 8179, 15609, 20207, 21543, 24537, 60621, 78991, 89969, 236973, 269907, 351697, 868901, 989659, 1055091, 1365893, 2606703, 2968977, 3868667, 4097679, 11606001, 15024823, 42555337, 45074469, 58733399, 127666011, 165273053, 176200197, 495819159, 646067389, 1938202167, 7106741279, 21320223837]

約数ペア:

[(1, 21320223837), (3, 7106741279), (11, 1938202167), (33, 646067389), (43, 495819159), (121, 176200197), (129, 165273053), (167, 127666011), (363, 58733399), (473, 45074469), (501, 42555337), (1419, 15024823), (1837, 11606001), (5203, 4097679), (5511, 3868667), (7181, 2968977), (8179, 2606703), (15609, 1365893), (20207, 1055091), (21543, 989659), (24537, 868901), (60621, 351697), (78991, 269907), (89969, 236973)]