21491743488

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{1933}}^1$

素因数の和:2450

約数の個数: 144

約数和(自身を含む): 59201565696

約数和(自身を除く): 37709822208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 467, 496, 744, 768, 934, 992, 1401, 1488, 1868, 1933, 1984, 2802, 2976, 3736, 3866, 3968, 5604, 5799, 5952, 7472, 7732, 7936, 11208, 11598, 11904, 14477, 14944, 15464, 22416, 23196, 23808, 28954, 29888, 30928, 43431, 44832, 46392, 57908, 59776, 59923, 61856, 86862, 89664, 92784, 115816, 119552, 119846, 123712, 173724, 179328, 179769, 185568, 231632, 239692, 247424, 347448, 358656, 359538, 371136, 463264, 479384, 494848, 694896, 719076, 742272, 902711, 926528, 958768, 1389792, 1438152, 1484544, 1805422, 1853056, 1917536, 2708133, 2779584, 2876304, 3610844, 3706112, 3835072, 5416266, 5559168, 5752608, 7221688, 7670144, 10832532, 11118336, 11505216, 14443376, 15340288, 21665064, 23010432, 27984041, 28886752, 43330128, 46020864, 55968082, 57773504, 83952123, 86660256, 111936164, 115547008, 167904246, 173320512, 223872328, 231094016, 335808492, 346641024, 447744656, 671616984, 693282048, 895489312, 1343233968, 1790978624, 2686467936, 3581957248, 5372935872, 7163914496, 10745871744, 21491743488]

約数ペア:

[(1, 21491743488), (2, 10745871744), (3, 7163914496), (4, 5372935872), (6, 3581957248), (8, 2686467936), (12, 1790978624), (16, 1343233968), (24, 895489312), (31, 693282048), (32, 671616984), (48, 447744656), (62, 346641024), (64, 335808492), (93, 231094016), (96, 223872328), (124, 173320512), (128, 167904246), (186, 115547008), (192, 111936164), (248, 86660256), (256, 83952123), (372, 57773504), (384, 55968082), (467, 46020864), (496, 43330128), (744, 28886752), (768, 27984041), (934, 23010432), (992, 21665064), (1401, 15340288), (1488, 14443376), (1868, 11505216), (1933, 11118336), (1984, 10832532), (2802, 7670144), (2976, 7221688), (3736, 5752608), (3866, 5559168), (3968, 5416266), (5604, 3835072), (5799, 3706112), (5952, 3610844), (7472, 2876304), (7732, 2779584), (7936, 2708133), (11208, 1917536), (11598, 1853056), (11904, 1805422), (14477, 1484544), (14944, 1438152), (15464, 1389792), (22416, 958768), (23196, 926528), (23808, 902711), (28954, 742272), (29888, 719076), (30928, 694896), (43431, 494848), (44832, 479384), (46392, 463264), (57908, 371136), (59776, 359538), (59923, 358656), (61856, 347448), (86862, 247424), (89664, 239692), (92784, 231632), (115816, 185568), (119552, 179769), (119846, 179328), (123712, 173724)]