21019645536

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{563}}^1$

素因数の和:1093

約数の個数: 192

約数和(自身を含む): 59366297088

約数和(自身を除く): 38346651552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 37, 46, 48, 69, 74, 92, 96, 111, 138, 148, 184, 222, 276, 296, 368, 444, 457, 552, 563, 592, 736, 851, 888, 914, 1104, 1126, 1184, 1371, 1689, 1702, 1776, 1828, 2208, 2252, 2553, 2742, 3378, 3404, 3552, 3656, 4504, 5106, 5484, 6756, 6808, 7312, 9008, 10212, 10511, 10968, 12949, 13512, 13616, 14624, 16909, 18016, 20424, 20831, 21022, 21936, 25898, 27024, 27232, 31533, 33818, 38847, 40848, 41662, 42044, 43872, 50727, 51796, 54048, 62493, 63066, 67636, 77694, 81696, 83324, 84088, 101454, 103592, 124986, 126132, 135272, 155388, 166648, 168176, 202908, 207184, 249972, 252264, 257291, 270544, 310776, 333296, 336352, 388907, 405816, 414368, 479113, 499944, 504528, 514582, 541088, 621552, 666592, 771873, 777814, 811632, 958226, 999888, 1009056, 1029164, 1166721, 1243104, 1437339, 1543746, 1555628, 1623264, 1916452, 1999776, 2058328, 2333442, 2874678, 3087492, 3111256, 3832904, 4116656, 4666884, 5749356, 5917693, 6174984, 6222512, 7665808, 8233312, 9333768, 9519767, 11498712, 11835386, 12349968, 12445024, 15331616, 17753079, 18667536, 19039534, 22997424, 23670772, 24699936, 28559301, 35506158, 37335072, 38079068, 45994848, 47341544, 57118602, 71012316, 76158136, 94683088, 114237204, 142024632, 152316272, 189366176, 218954641, 228474408, 284049264, 304632544, 437909282, 456948816, 568098528, 656863923, 875818564, 913897632, 1313727846, 1751637128, 2627455692, 3503274256, 5254911384, 7006548512, 10509822768, 21019645536]

約数ペア:

[(1, 21019645536), (2, 10509822768), (3, 7006548512), (4, 5254911384), (6, 3503274256), (8, 2627455692), (12, 1751637128), (16, 1313727846), (23, 913897632), (24, 875818564), (32, 656863923), (37, 568098528), (46, 456948816), (48, 437909282), (69, 304632544), (74, 284049264), (92, 228474408), (96, 218954641), (111, 189366176), (138, 152316272), (148, 142024632), (184, 114237204), (222, 94683088), (276, 76158136), (296, 71012316), (368, 57118602), (444, 47341544), (457, 45994848), (552, 38079068), (563, 37335072), (592, 35506158), (736, 28559301), (851, 24699936), (888, 23670772), (914, 22997424), (1104, 19039534), (1126, 18667536), (1184, 17753079), (1371, 15331616), (1689, 12445024), (1702, 12349968), (1776, 11835386), (1828, 11498712), (2208, 9519767), (2252, 9333768), (2553, 8233312), (2742, 7665808), (3378, 6222512), (3404, 6174984), (3552, 5917693), (3656, 5749356), (4504, 4666884), (5106, 4116656), (5484, 3832904), (6756, 3111256), (6808, 3087492), (7312, 2874678), (9008, 2333442), (10212, 2058328), (10511, 1999776), (10968, 1916452), (12949, 1623264), (13512, 1555628), (13616, 1543746), (14624, 1437339), (16909, 1243104), (18016, 1166721), (20424, 1029164), (20831, 1009056), (21022, 999888), (21936, 958226), (25898, 811632), (27024, 777814), (27232, 771873), (31533, 666592), (33818, 621552), (38847, 541088), (40848, 514582), (41662, 504528), (42044, 499944), (43872, 479113), (50727, 414368), (51796, 405816), (54048, 388907), (62493, 336352), (63066, 333296), (67636, 310776), (77694, 270544), (81696, 257291), (83324, 252264), (84088, 249972), (101454, 207184), (103592, 202908), (124986, 168176), (126132, 166648), (135272, 155388)]