21769261568

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{3769}}^1$

素因数の和:4205

約数の個数: 80

約数和(自身を含む): 45123507000

約数和(自身を除く): 23354245432

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 389, 464, 512, 778, 928, 1556, 1856, 3112, 3712, 3769, 6224, 7424, 7538, 11281, 12448, 14848, 15076, 22562, 24896, 30152, 45124, 49792, 60304, 90248, 99584, 109301, 120608, 180496, 199168, 218602, 241216, 360992, 437204, 482432, 721984, 874408, 964864, 1443968, 1466141, 1748816, 1929728, 2887936, 2932282, 3497632, 5775872, 5864564, 6995264, 11729128, 13990528, 23458256, 27981056, 42518089, 46916512, 55962112, 85036178, 93833024, 170072356, 187666048, 340144712, 375332096, 680289424, 750664192, 1360578848, 2721157696, 5442315392, 10884630784, 21769261568]

約数ペア:

[(1, 21769261568), (2, 10884630784), (4, 5442315392), (8, 2721157696), (16, 1360578848), (29, 750664192), (32, 680289424), (58, 375332096), (64, 340144712), (116, 187666048), (128, 170072356), (232, 93833024), (256, 85036178), (389, 55962112), (464, 46916512), (512, 42518089), (778, 27981056), (928, 23458256), (1556, 13990528), (1856, 11729128), (3112, 6995264), (3712, 5864564), (3769, 5775872), (6224, 3497632), (7424, 2932282), (7538, 2887936), (11281, 1929728), (12448, 1748816), (14848, 1466141), (15076, 1443968), (22562, 964864), (24896, 874408), (30152, 721984), (45124, 482432), (49792, 437204), (60304, 360992), (90248, 241216), (99584, 218602), (109301, 199168), (120608, 180496)]