21205425024

素因数分解:

$2^7\times 3^3\times 7^2\times {\mathrm{125221}}^1$

素因数の和:125258

約数の個数: 192

約数和(自身を含む): 72804070800

約数和(自身を除く): 51598645776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 896, 1008, 1152, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2352, 2646, 2688, 3024, 3136, 3456, 3528, 4032, 4704, 5292, 6048, 6272, 7056, 8064, 9408, 10584, 12096, 14112, 18816, 21168, 24192, 28224, 42336, 56448, 84672, 125221, 169344, 250442, 375663, 500884, 751326, 876547, 1001768, 1126989, 1502652, 1753094, 2003536, 2253978, 2629641, 3005304, 3380967, 3506188, 4007072, 4507956, 5259282, 6010608, 6135829, 6761934, 7012376, 7888923, 8014144, 9015912, 10518564, 12021216, 12271658, 13523868, 14024752, 15777846, 16028288, 18031824, 18407487, 21037128, 23666769, 24042432, 24543316, 27047736, 28049504, 31555692, 36063648, 36814974, 42074256, 47333538, 48084864, 49086632, 54095472, 55222461, 56099008, 63111384, 72127296, 73629948, 84148512, 94667076, 98173264, 108190944, 110444922, 112198016, 126222768, 144254592, 147259896, 165667383, 168297024, 189334152, 196346528, 216381888, 220889844, 252445536, 294519792, 331334766, 336594048, 378668304, 392693056, 432763776, 441779688, 504891072, 589039584, 662669532, 757336608, 785386112, 883559376, 1009782144, 1178079168, 1325339064, 1514673216, 1767118752, 2356158336, 2650678128, 3029346432, 3534237504, 5301356256, 7068475008, 10602712512, 21205425024]

約数ペア:

[(1, 21205425024), (2, 10602712512), (3, 7068475008), (4, 5301356256), (6, 3534237504), (7, 3029346432), (8, 2650678128), (9, 2356158336), (12, 1767118752), (14, 1514673216), (16, 1325339064), (18, 1178079168), (21, 1009782144), (24, 883559376), (27, 785386112), (28, 757336608), (32, 662669532), (36, 589039584), (42, 504891072), (48, 441779688), (49, 432763776), (54, 392693056), (56, 378668304), (63, 336594048), (64, 331334766), (72, 294519792), (84, 252445536), (96, 220889844), (98, 216381888), (108, 196346528), (112, 189334152), (126, 168297024), (128, 165667383), (144, 147259896), (147, 144254592), (168, 126222768), (189, 112198016), (192, 110444922), (196, 108190944), (216, 98173264), (224, 94667076), (252, 84148512), (288, 73629948), (294, 72127296), (336, 63111384), (378, 56099008), (384, 55222461), (392, 54095472), (432, 49086632), (441, 48084864), (448, 47333538), (504, 42074256), (576, 36814974), (588, 36063648), (672, 31555692), (756, 28049504), (784, 27047736), (864, 24543316), (882, 24042432), (896, 23666769), (1008, 21037128), (1152, 18407487), (1176, 18031824), (1323, 16028288), (1344, 15777846), (1512, 14024752), (1568, 13523868), (1728, 12271658), (1764, 12021216), (2016, 10518564), (2352, 9015912), (2646, 8014144), (2688, 7888923), (3024, 7012376), (3136, 6761934), (3456, 6135829), (3528, 6010608), (4032, 5259282), (4704, 4507956), (5292, 4007072), (6048, 3506188), (6272, 3380967), (7056, 3005304), (8064, 2629641), (9408, 2253978), (10584, 2003536), (12096, 1753094), (14112, 1502652), (18816, 1126989), (21168, 1001768), (24192, 876547), (28224, 751326), (42336, 500884), (56448, 375663), (84672, 250442), (125221, 169344)]