21167994837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1811}}^1$

素因数の和:2082

約数の個数: 64

約数和(自身を含む): 32350897152

約数和(自身を除く): 11182902315

約数列:

[1, 3, 11, 33, 41, 53, 123, 159, 163, 451, 489, 583, 1353, 1749, 1793, 1811, 2173, 5379, 5433, 6519, 6683, 8639, 19921, 20049, 23903, 25917, 59763, 71709, 73513, 74251, 95029, 95983, 220539, 222753, 285087, 287949, 295193, 354199, 816761, 885579, 1055813, 1062597, 2450283, 3167439, 3247123, 3896189, 3935303, 9741369, 11688567, 11805909, 12102913, 15645229, 36308739, 43288333, 46935687, 129864999, 133132043, 172097519, 399396129, 516292557, 641454389, 1924363167, 7055998279, 21167994837]

約数ペア:

[(1, 21167994837), (3, 7055998279), (11, 1924363167), (33, 641454389), (41, 516292557), (53, 399396129), (123, 172097519), (159, 133132043), (163, 129864999), (451, 46935687), (489, 43288333), (583, 36308739), (1353, 15645229), (1749, 12102913), (1793, 11805909), (1811, 11688567), (2173, 9741369), (5379, 3935303), (5433, 3896189), (6519, 3247123), (6683, 3167439), (8639, 2450283), (19921, 1062597), (20049, 1055813), (23903, 885579), (25917, 816761), (59763, 354199), (71709, 295193), (73513, 287949), (74251, 285087), (95029, 222753), (95983, 220539)]