21461536768

素因数分解:

$2^{12}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:600

約数の個数: 208

約数和(自身を含む): 51803815680

約数和(自身を除く): 30342278912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 53, 56, 58, 64, 106, 112, 116, 128, 203, 212, 224, 232, 256, 371, 406, 424, 448, 464, 487, 512, 742, 812, 848, 896, 928, 974, 1024, 1484, 1537, 1624, 1696, 1792, 1856, 1948, 2048, 2968, 3074, 3248, 3392, 3409, 3584, 3712, 3896, 4096, 5936, 6148, 6496, 6784, 6818, 7168, 7424, 7792, 10759, 11872, 12296, 12992, 13568, 13636, 14123, 14336, 14848, 15584, 21518, 23744, 24592, 25811, 25984, 27136, 27272, 28246, 28672, 29696, 31168, 43036, 47488, 49184, 51622, 51968, 54272, 54544, 56492, 59392, 62336, 86072, 94976, 98368, 98861, 103244, 103936, 108544, 109088, 112984, 118784, 124672, 172144, 180677, 189952, 196736, 197722, 206488, 207872, 217088, 218176, 225968, 249344, 344288, 361354, 379904, 393472, 395444, 412976, 415744, 436352, 451936, 498688, 688576, 722708, 748519, 759808, 786944, 790888, 825952, 831488, 872704, 903872, 997376, 1377152, 1445416, 1497038, 1519616, 1573888, 1581776, 1651904, 1745408, 1807744, 1994752, 2754304, 2890832, 2994076, 3147776, 3163552, 3303808, 3490816, 3615488, 5239633, 5508608, 5781664, 5988152, 6295552, 6327104, 6607616, 6981632, 7230976, 10479266, 11017216, 11563328, 11976304, 12654208, 13215232, 13963264, 14461952, 20958532, 22034432, 23126656, 23952608, 25308416, 26430464, 28923904, 41917064, 44068864, 46253312, 47905216, 50616832, 52860928, 57847808, 83834128, 92506624, 95810432, 101233664, 105721856, 167668256, 185013248, 191620864, 202467328, 335336512, 370026496, 383241728, 404934656, 670673024, 740052992, 766483456, 1341346048, 1532966912, 2682692096, 3065933824, 5365384192, 10730768384, 21461536768]

約数ペア:

[(1, 21461536768), (2, 10730768384), (4, 5365384192), (7, 3065933824), (8, 2682692096), (14, 1532966912), (16, 1341346048), (28, 766483456), (29, 740052992), (32, 670673024), (53, 404934656), (56, 383241728), (58, 370026496), (64, 335336512), (106, 202467328), (112, 191620864), (116, 185013248), (128, 167668256), (203, 105721856), (212, 101233664), (224, 95810432), (232, 92506624), (256, 83834128), (371, 57847808), (406, 52860928), (424, 50616832), (448, 47905216), (464, 46253312), (487, 44068864), (512, 41917064), (742, 28923904), (812, 26430464), (848, 25308416), (896, 23952608), (928, 23126656), (974, 22034432), (1024, 20958532), (1484, 14461952), (1537, 13963264), (1624, 13215232), (1696, 12654208), (1792, 11976304), (1856, 11563328), (1948, 11017216), (2048, 10479266), (2968, 7230976), (3074, 6981632), (3248, 6607616), (3392, 6327104), (3409, 6295552), (3584, 5988152), (3712, 5781664), (3896, 5508608), (4096, 5239633), (5936, 3615488), (6148, 3490816), (6496, 3303808), (6784, 3163552), (6818, 3147776), (7168, 2994076), (7424, 2890832), (7792, 2754304), (10759, 1994752), (11872, 1807744), (12296, 1745408), (12992, 1651904), (13568, 1581776), (13636, 1573888), (14123, 1519616), (14336, 1497038), (14848, 1445416), (15584, 1377152), (21518, 997376), (23744, 903872), (24592, 872704), (25811, 831488), (25984, 825952), (27136, 790888), (27272, 786944), (28246, 759808), (28672, 748519), (29696, 722708), (31168, 688576), (43036, 498688), (47488, 451936), (49184, 436352), (51622, 415744), (51968, 412976), (54272, 395444), (54544, 393472), (56492, 379904), (59392, 361354), (62336, 344288), (86072, 249344), (94976, 225968), (98368, 218176), (98861, 217088), (103244, 207872), (103936, 206488), (108544, 197722), (109088, 196736), (112984, 189952), (118784, 180677), (124672, 172144)]