21061152

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:391

約数の個数: 144

約数和(自身を含む): 70866432

約数和(自身を除く): 49805280

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 336, 337, 372, 434, 496, 504, 558, 651, 672, 674, 744, 868, 992, 1008, 1011, 1116, 1302, 1348, 1488, 1736, 1953, 2016, 2022, 2232, 2359, 2604, 2696, 2976, 3033, 3472, 3906, 4044, 4464, 4718, 5208, 5392, 6066, 6944, 7077, 7812, 8088, 8928, 9436, 10416, 10447, 10784, 12132, 14154, 15624, 16176, 18872, 20832, 20894, 21231, 24264, 28308, 31248, 31341, 32352, 37744, 41788, 42462, 48528, 56616, 62496, 62682, 73129, 75488, 83576, 84924, 94023, 97056, 113232, 125364, 146258, 167152, 169848, 188046, 219387, 226464, 250728, 292516, 334304, 339696, 376092, 438774, 501456, 585032, 658161, 679392, 752184, 877548, 1002912, 1170064, 1316322, 1504368, 1755096, 2340128, 2632644, 3008736, 3510192, 5265288, 7020384, 10530576, 21061152]

約数ペア:

[(1, 21061152), (2, 10530576), (3, 7020384), (4, 5265288), (6, 3510192), (7, 3008736), (8, 2632644), (9, 2340128), (12, 1755096), (14, 1504368), (16, 1316322), (18, 1170064), (21, 1002912), (24, 877548), (28, 752184), (31, 679392), (32, 658161), (36, 585032), (42, 501456), (48, 438774), (56, 376092), (62, 339696), (63, 334304), (72, 292516), (84, 250728), (93, 226464), (96, 219387), (112, 188046), (124, 169848), (126, 167152), (144, 146258), (168, 125364), (186, 113232), (217, 97056), (224, 94023), (248, 84924), (252, 83576), (279, 75488), (288, 73129), (336, 62682), (337, 62496), (372, 56616), (434, 48528), (496, 42462), (504, 41788), (558, 37744), (651, 32352), (672, 31341), (674, 31248), (744, 28308), (868, 24264), (992, 21231), (1008, 20894), (1011, 20832), (1116, 18872), (1302, 16176), (1348, 15624), (1488, 14154), (1736, 12132), (1953, 10784), (2016, 10447), (2022, 10416), (2232, 9436), (2359, 8928), (2604, 8088), (2696, 7812), (2976, 7077), (3033, 6944), (3472, 6066), (3906, 5392), (4044, 5208), (4464, 4718)]