21000307104

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{496039}}^1$

素因数の和:496072

約数の個数: 144

約数和(自身を含む): 71251185600

約数和(自身を除く): 50250878496

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, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1764, 2016, 2352, 2646, 3024, 3528, 4704, 5292, 6048, 7056, 10584, 14112, 21168, 42336, 496039, 992078, 1488117, 1984156, 2976234, 3472273, 3968312, 4464351, 5952468, 6944546, 7936624, 8928702, 10416819, 11904936, 13393053, 13889092, 15873248, 17857404, 20833638, 23809872, 24305911, 26786106, 27778184, 31250457, 35714808, 41667276, 47619744, 48611822, 53572212, 55556368, 62500914, 71429616, 72917733, 83334552, 93751371, 97223644, 107144424, 111112736, 125001828, 142859232, 145835466, 166669104, 187502742, 194447288, 214288848, 218753199, 250003656, 291670932, 333338208, 375005484, 388894576, 428577696, 437506398, 500007312, 583341864, 656259597, 750010968, 777789152, 875012796, 1000014624, 1166683728, 1312519194, 1500021936, 1750025592, 2333367456, 2625038388, 3000043872, 3500051184, 5250076776, 7000102368, 10500153552, 21000307104]

約数ペア:

[(1, 21000307104), (2, 10500153552), (3, 7000102368), (4, 5250076776), (6, 3500051184), (7, 3000043872), (8, 2625038388), (9, 2333367456), (12, 1750025592), (14, 1500021936), (16, 1312519194), (18, 1166683728), (21, 1000014624), (24, 875012796), (27, 777789152), (28, 750010968), (32, 656259597), (36, 583341864), (42, 500007312), (48, 437506398), (49, 428577696), (54, 388894576), (56, 375005484), (63, 333338208), (72, 291670932), (84, 250003656), (96, 218753199), (98, 214288848), (108, 194447288), (112, 187502742), (126, 166669104), (144, 145835466), (147, 142859232), (168, 125001828), (189, 111112736), (196, 107144424), (216, 97223644), (224, 93751371), (252, 83334552), (288, 72917733), (294, 71429616), (336, 62500914), (378, 55556368), (392, 53572212), (432, 48611822), (441, 47619744), (504, 41667276), (588, 35714808), (672, 31250457), (756, 27778184), (784, 26786106), (864, 24305911), (882, 23809872), (1008, 20833638), (1176, 17857404), (1323, 15873248), (1512, 13889092), (1568, 13393053), (1764, 11904936), (2016, 10416819), (2352, 8928702), (2646, 7936624), (3024, 6944546), (3528, 5952468), (4704, 4464351), (5292, 3968312), (6048, 3472273), (7056, 2976234), (10584, 1984156), (14112, 1488117), (21168, 992078), (42336, 496039)]