21373632

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 280

約数和(自身を含む): 78679040

約数和(自身を除く): 57305408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 31, 32, 36, 38, 42, 48, 54, 56, 57, 62, 63, 64, 72, 76, 81, 84, 93, 96, 108, 112, 114, 124, 126, 133, 144, 152, 162, 168, 171, 186, 189, 192, 216, 217, 224, 228, 248, 252, 266, 279, 288, 304, 324, 336, 342, 372, 378, 399, 432, 434, 448, 456, 496, 504, 513, 532, 558, 567, 576, 589, 608, 648, 651, 672, 684, 744, 756, 798, 837, 864, 868, 912, 992, 1008, 1026, 1064, 1116, 1134, 1178, 1197, 1216, 1296, 1302, 1344, 1368, 1488, 1512, 1539, 1596, 1674, 1728, 1736, 1767, 1824, 1953, 1984, 2016, 2052, 2128, 2232, 2268, 2356, 2394, 2511, 2592, 2604, 2736, 2976, 3024, 3078, 3192, 3348, 3472, 3534, 3591, 3648, 3906, 4032, 4104, 4123, 4256, 4464, 4536, 4712, 4788, 5022, 5184, 5208, 5301, 5472, 5859, 5952, 6048, 6156, 6384, 6696, 6944, 7068, 7182, 7812, 8208, 8246, 8512, 8928, 9072, 9424, 9576, 10044, 10416, 10602, 10773, 10944, 11718, 12096, 12312, 12369, 12768, 13392, 13888, 14136, 14364, 15624, 15903, 16416, 16492, 17577, 17856, 18144, 18848, 19152, 20088, 20832, 21204, 21546, 23436, 24624, 24738, 25536, 26784, 28272, 28728, 31248, 31806, 32832, 32984, 35154, 36288, 37107, 37696, 38304, 40176, 41664, 42408, 43092, 46872, 47709, 49248, 49476, 53568, 56544, 57456, 62496, 63612, 65968, 70308, 74214, 76608, 80352, 84816, 86184, 93744, 95418, 98496, 98952, 111321, 113088, 114912, 124992, 127224, 131936, 140616, 148428, 160704, 169632, 172368, 187488, 190836, 197904, 222642, 229824, 254448, 263872, 281232, 296856, 333963, 339264, 344736, 374976, 381672, 395808, 445284, 508896, 562464, 593712, 667926, 689472, 763344, 791616, 890568, 1017792, 1124928, 1187424, 1335852, 1526688, 1781136, 2374848, 2671704, 3053376, 3562272, 5343408, 7124544, 10686816, 21373632]

約数ペア:

[(1, 21373632), (2, 10686816), (3, 7124544), (4, 5343408), (6, 3562272), (7, 3053376), (8, 2671704), (9, 2374848), (12, 1781136), (14, 1526688), (16, 1335852), (18, 1187424), (19, 1124928), (21, 1017792), (24, 890568), (27, 791616), (28, 763344), (31, 689472), (32, 667926), (36, 593712), (38, 562464), (42, 508896), (48, 445284), (54, 395808), (56, 381672), (57, 374976), (62, 344736), (63, 339264), (64, 333963), (72, 296856), (76, 281232), (81, 263872), (84, 254448), (93, 229824), (96, 222642), (108, 197904), (112, 190836), (114, 187488), (124, 172368), (126, 169632), (133, 160704), (144, 148428), (152, 140616), (162, 131936), (168, 127224), (171, 124992), (186, 114912), (189, 113088), (192, 111321), (216, 98952), (217, 98496), (224, 95418), (228, 93744), (248, 86184), (252, 84816), (266, 80352), (279, 76608), (288, 74214), (304, 70308), (324, 65968), (336, 63612), (342, 62496), (372, 57456), (378, 56544), (399, 53568), (432, 49476), (434, 49248), (448, 47709), (456, 46872), (496, 43092), (504, 42408), (513, 41664), (532, 40176), (558, 38304), (567, 37696), (576, 37107), (589, 36288), (608, 35154), (648, 32984), (651, 32832), (672, 31806), (684, 31248), (744, 28728), (756, 28272), (798, 26784), (837, 25536), (864, 24738), (868, 24624), (912, 23436), (992, 21546), (1008, 21204), (1026, 20832), (1064, 20088), (1116, 19152), (1134, 18848), (1178, 18144), (1197, 17856), (1216, 17577), (1296, 16492), (1302, 16416), (1344, 15903), (1368, 15624), (1488, 14364), (1512, 14136), (1539, 13888), (1596, 13392), (1674, 12768), (1728, 12369), (1736, 12312), (1767, 12096), (1824, 11718), (1953, 10944), (1984, 10773), (2016, 10602), (2052, 10416), (2128, 10044), (2232, 9576), (2268, 9424), (2356, 9072), (2394, 8928), (2511, 8512), (2592, 8246), (2604, 8208), (2736, 7812), (2976, 7182), (3024, 7068), (3078, 6944), (3192, 6696), (3348, 6384), (3472, 6156), (3534, 6048), (3591, 5952), (3648, 5859), (3906, 5472), (4032, 5301), (4104, 5208), (4123, 5184), (4256, 5022), (4464, 4788), (4536, 4712)]