21810096

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:320

約数の個数: 180

約数和(自身を含む): 77733864

約数和(自身を除く): 55923768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 112, 126, 132, 144, 147, 154, 168, 176, 196, 198, 231, 252, 264, 281, 294, 308, 336, 392, 396, 441, 462, 504, 528, 539, 562, 588, 616, 693, 784, 792, 843, 882, 924, 1008, 1078, 1124, 1176, 1232, 1386, 1584, 1617, 1686, 1764, 1848, 1967, 2156, 2248, 2352, 2529, 2772, 3091, 3234, 3372, 3528, 3696, 3934, 4312, 4496, 4851, 5058, 5544, 5901, 6182, 6468, 6744, 7056, 7868, 8624, 9273, 9702, 10116, 11088, 11802, 12364, 12936, 13488, 13769, 15736, 17703, 18546, 19404, 20232, 21637, 23604, 24728, 25872, 27538, 27819, 31472, 35406, 37092, 38808, 40464, 41307, 43274, 47208, 49456, 55076, 55638, 64911, 70812, 74184, 77616, 82614, 86548, 94416, 110152, 111276, 123921, 129822, 141624, 148368, 151459, 165228, 173096, 194733, 220304, 222552, 247842, 259644, 283248, 302918, 330456, 346192, 389466, 445104, 454377, 495684, 519288, 605836, 660912, 778932, 908754, 991368, 1038576, 1211672, 1363131, 1557864, 1817508, 1982736, 2423344, 2726262, 3115728, 3635016, 5452524, 7270032, 10905048, 21810096]

約数ペア:

[(1, 21810096), (2, 10905048), (3, 7270032), (4, 5452524), (6, 3635016), (7, 3115728), (8, 2726262), (9, 2423344), (11, 1982736), (12, 1817508), (14, 1557864), (16, 1363131), (18, 1211672), (21, 1038576), (22, 991368), (24, 908754), (28, 778932), (33, 660912), (36, 605836), (42, 519288), (44, 495684), (48, 454377), (49, 445104), (56, 389466), (63, 346192), (66, 330456), (72, 302918), (77, 283248), (84, 259644), (88, 247842), (98, 222552), (99, 220304), (112, 194733), (126, 173096), (132, 165228), (144, 151459), (147, 148368), (154, 141624), (168, 129822), (176, 123921), (196, 111276), (198, 110152), (231, 94416), (252, 86548), (264, 82614), (281, 77616), (294, 74184), (308, 70812), (336, 64911), (392, 55638), (396, 55076), (441, 49456), (462, 47208), (504, 43274), (528, 41307), (539, 40464), (562, 38808), (588, 37092), (616, 35406), (693, 31472), (784, 27819), (792, 27538), (843, 25872), (882, 24728), (924, 23604), (1008, 21637), (1078, 20232), (1124, 19404), (1176, 18546), (1232, 17703), (1386, 15736), (1584, 13769), (1617, 13488), (1686, 12936), (1764, 12364), (1848, 11802), (1967, 11088), (2156, 10116), (2248, 9702), (2352, 9273), (2529, 8624), (2772, 7868), (3091, 7056), (3234, 6744), (3372, 6468), (3528, 6182), (3696, 5901), (3934, 5544), (4312, 5058), (4496, 4851)]