21041570208

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{86531}}^1$

素因数の和:86710

約数の個数: 96

約数和(自身を含む): 58876372800

約数和(自身を除く): 37834802592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 149, 204, 272, 298, 408, 447, 544, 596, 816, 894, 1192, 1632, 1788, 2384, 2533, 3576, 4768, 5066, 7152, 7599, 10132, 14304, 15198, 20264, 30396, 40528, 60792, 81056, 86531, 121584, 173062, 243168, 259593, 346124, 519186, 692248, 1038372, 1384496, 1471027, 2076744, 2768992, 2942054, 4153488, 4413081, 5884108, 8306976, 8826162, 11768216, 12893119, 17652324, 23536432, 25786238, 35304648, 38679357, 47072864, 51572476, 70609296, 77358714, 103144952, 141218592, 154717428, 206289904, 219183023, 309434856, 412579808, 438366046, 618869712, 657549069, 876732092, 1237739424, 1315098138, 1753464184, 2630196276, 3506928368, 5260392552, 7013856736, 10520785104, 21041570208]

約数ペア:

[(1, 21041570208), (2, 10520785104), (3, 7013856736), (4, 5260392552), (6, 3506928368), (8, 2630196276), (12, 1753464184), (16, 1315098138), (17, 1237739424), (24, 876732092), (32, 657549069), (34, 618869712), (48, 438366046), (51, 412579808), (68, 309434856), (96, 219183023), (102, 206289904), (136, 154717428), (149, 141218592), (204, 103144952), (272, 77358714), (298, 70609296), (408, 51572476), (447, 47072864), (544, 38679357), (596, 35304648), (816, 25786238), (894, 23536432), (1192, 17652324), (1632, 12893119), (1788, 11768216), (2384, 8826162), (2533, 8306976), (3576, 5884108), (4768, 4413081), (5066, 4153488), (7152, 2942054), (7599, 2768992), (10132, 2076744), (14304, 1471027), (15198, 1384496), (20264, 1038372), (30396, 692248), (40528, 519186), (60792, 346124), (81056, 259593), (86531, 243168), (121584, 173062)]