21501335520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{711023}}^1$

素因数の和:711054

約数の個数: 192

約数和(自身を含む): 86005463040

約数和(自身を除く): 64504127520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 711023, 1422046, 2133069, 2844092, 3555115, 4266138, 4977161, 5688184, 6399207, 7110230, 8532276, 9954322, 10665345, 11376368, 12798414, 14220460, 14931483, 17064552, 19197621, 19908644, 21330690, 22752736, 24885805, 25596828, 28440920, 29862966, 31996035, 34129104, 38395242, 39817288, 42661380, 44794449, 49771610, 51193656, 56881840, 59725932, 63992070, 68258208, 74657415, 76790484, 79634576, 85322760, 89588898, 95988105, 99543220, 102387312, 113763680, 119451864, 127984140, 134383347, 149314830, 153580968, 159269152, 170645520, 179177796, 191976210, 199086440, 204774624, 223972245, 238903728, 255968280, 268766694, 298629660, 307161936, 341291040, 358355592, 383952420, 398172880, 447944490, 477807456, 511936560, 537533388, 597259320, 614323872, 671916735, 716711184, 767904840, 796345760, 895888980, 1023873120, 1075066776, 1194518640, 1343833470, 1433422368, 1535809680, 1791777960, 2150133552, 2389037280, 2687666940, 3071619360, 3583555920, 4300267104, 5375333880, 7167111840, 10750667760, 21501335520]

約数ペア:

[(1, 21501335520), (2, 10750667760), (3, 7167111840), (4, 5375333880), (5, 4300267104), (6, 3583555920), (7, 3071619360), (8, 2687666940), (9, 2389037280), (10, 2150133552), (12, 1791777960), (14, 1535809680), (15, 1433422368), (16, 1343833470), (18, 1194518640), (20, 1075066776), (21, 1023873120), (24, 895888980), (27, 796345760), (28, 767904840), (30, 716711184), (32, 671916735), (35, 614323872), (36, 597259320), (40, 537533388), (42, 511936560), (45, 477807456), (48, 447944490), (54, 398172880), (56, 383952420), (60, 358355592), (63, 341291040), (70, 307161936), (72, 298629660), (80, 268766694), (84, 255968280), (90, 238903728), (96, 223972245), (105, 204774624), (108, 199086440), (112, 191976210), (120, 179177796), (126, 170645520), (135, 159269152), (140, 153580968), (144, 149314830), (160, 134383347), (168, 127984140), (180, 119451864), (189, 113763680), (210, 102387312), (216, 99543220), (224, 95988105), (240, 89588898), (252, 85322760), (270, 79634576), (280, 76790484), (288, 74657415), (315, 68258208), (336, 63992070), (360, 59725932), (378, 56881840), (420, 51193656), (432, 49771610), (480, 44794449), (504, 42661380), (540, 39817288), (560, 38395242), (630, 34129104), (672, 31996035), (720, 29862966), (756, 28440920), (840, 25596828), (864, 24885805), (945, 22752736), (1008, 21330690), (1080, 19908644), (1120, 19197621), (1260, 17064552), (1440, 14931483), (1512, 14220460), (1680, 12798414), (1890, 11376368), (2016, 10665345), (2160, 9954322), (2520, 8532276), (3024, 7110230), (3360, 6399207), (3780, 5688184), (4320, 4977161), (5040, 4266138), (6048, 3555115), (7560, 2844092), (10080, 2133069), (15120, 1422046), (30240, 711023)]