21540288

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 224

約数和(自身を含む): 74907648

約数和(自身を除く): 53367360

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 47, 48, 56, 62, 64, 66, 77, 84, 88, 93, 94, 96, 112, 124, 132, 141, 154, 168, 176, 186, 188, 192, 217, 224, 231, 248, 264, 282, 308, 329, 336, 341, 352, 372, 376, 434, 448, 462, 496, 517, 528, 564, 616, 651, 658, 672, 682, 704, 744, 752, 868, 924, 987, 992, 1023, 1034, 1056, 1128, 1232, 1302, 1316, 1344, 1364, 1457, 1488, 1504, 1551, 1736, 1848, 1974, 1984, 2046, 2068, 2112, 2256, 2387, 2464, 2604, 2632, 2728, 2914, 2976, 3008, 3102, 3472, 3619, 3696, 3948, 4092, 4136, 4371, 4512, 4774, 4928, 5208, 5264, 5456, 5828, 5952, 6204, 6944, 7161, 7238, 7392, 7896, 8184, 8272, 8742, 9024, 9548, 10199, 10416, 10528, 10857, 10912, 11656, 12408, 13888, 14322, 14476, 14784, 15792, 16027, 16368, 16544, 17484, 19096, 20398, 20832, 21056, 21714, 21824, 23312, 24816, 28644, 28952, 30597, 31584, 32054, 32736, 33088, 34968, 38192, 40796, 41664, 43428, 46624, 48081, 49632, 57288, 57904, 61194, 63168, 64108, 65472, 69936, 76384, 81592, 86856, 93248, 96162, 99264, 112189, 114576, 115808, 122388, 128216, 139872, 152768, 163184, 173712, 192324, 224378, 229152, 231616, 244776, 256432, 279744, 326368, 336567, 347424, 384648, 448756, 458304, 489552, 512864, 652736, 673134, 694848, 769296, 897512, 979104, 1025728, 1346268, 1538592, 1795024, 1958208, 2692536, 3077184, 3590048, 5385072, 7180096, 10770144, 21540288]

約数ペア:

[(1, 21540288), (2, 10770144), (3, 7180096), (4, 5385072), (6, 3590048), (7, 3077184), (8, 2692536), (11, 1958208), (12, 1795024), (14, 1538592), (16, 1346268), (21, 1025728), (22, 979104), (24, 897512), (28, 769296), (31, 694848), (32, 673134), (33, 652736), (42, 512864), (44, 489552), (47, 458304), (48, 448756), (56, 384648), (62, 347424), (64, 336567), (66, 326368), (77, 279744), (84, 256432), (88, 244776), (93, 231616), (94, 229152), (96, 224378), (112, 192324), (124, 173712), (132, 163184), (141, 152768), (154, 139872), (168, 128216), (176, 122388), (186, 115808), (188, 114576), (192, 112189), (217, 99264), (224, 96162), (231, 93248), (248, 86856), (264, 81592), (282, 76384), (308, 69936), (329, 65472), (336, 64108), (341, 63168), (352, 61194), (372, 57904), (376, 57288), (434, 49632), (448, 48081), (462, 46624), (496, 43428), (517, 41664), (528, 40796), (564, 38192), (616, 34968), (651, 33088), (658, 32736), (672, 32054), (682, 31584), (704, 30597), (744, 28952), (752, 28644), (868, 24816), (924, 23312), (987, 21824), (992, 21714), (1023, 21056), (1034, 20832), (1056, 20398), (1128, 19096), (1232, 17484), (1302, 16544), (1316, 16368), (1344, 16027), (1364, 15792), (1457, 14784), (1488, 14476), (1504, 14322), (1551, 13888), (1736, 12408), (1848, 11656), (1974, 10912), (1984, 10857), (2046, 10528), (2068, 10416), (2112, 10199), (2256, 9548), (2387, 9024), (2464, 8742), (2604, 8272), (2632, 8184), (2728, 7896), (2914, 7392), (2976, 7238), (3008, 7161), (3102, 6944), (3472, 6204), (3619, 5952), (3696, 5828), (3948, 5456), (4092, 5264), (4136, 5208), (4371, 4928), (4512, 4774)]