21861458944

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 176

約数和(自身を含む): 48391211008

約数和(自身を除く): 26529752064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 127, 128, 134, 193, 208, 254, 256, 268, 386, 416, 508, 512, 536, 772, 832, 871, 1016, 1024, 1072, 1544, 1651, 1664, 1742, 2032, 2144, 2509, 3088, 3302, 3328, 3484, 4064, 4288, 5018, 6176, 6604, 6656, 6968, 8128, 8509, 8576, 10036, 12352, 12931, 13208, 13312, 13936, 16256, 17018, 17152, 20072, 24511, 24704, 25862, 26416, 27872, 32512, 34036, 34304, 40144, 49022, 49408, 51724, 52832, 55744, 65024, 68072, 68608, 80288, 98044, 98816, 103448, 105664, 110617, 111488, 130048, 136144, 160576, 168103, 196088, 197632, 206896, 211328, 221234, 222976, 272288, 318643, 321152, 336206, 392176, 413792, 422656, 442468, 445952, 544576, 637286, 642304, 672412, 784352, 827584, 845312, 884936, 891904, 1089152, 1274572, 1284608, 1344824, 1568704, 1642237, 1655168, 1690624, 1769872, 2178304, 2549144, 2569216, 2689648, 3137408, 3284474, 3310336, 3539744, 4356608, 5098288, 5379296, 6274816, 6568948, 6620672, 7079488, 8713216, 10196576, 10758592, 12549632, 13137896, 13241344, 14158976, 20393152, 21349081, 21517184, 25099264, 26275792, 28317952, 40786304, 42698162, 43034368, 52551584, 56635904, 81572608, 85396324, 86068736, 105103168, 113271808, 163145216, 170792648, 172137472, 210206336, 326290432, 341585296, 420412672, 683170592, 840825344, 1366341184, 1681650688, 2732682368, 5465364736, 10930729472, 21861458944]

約数ペア:

[(1, 21861458944), (2, 10930729472), (4, 5465364736), (8, 2732682368), (13, 1681650688), (16, 1366341184), (26, 840825344), (32, 683170592), (52, 420412672), (64, 341585296), (67, 326290432), (104, 210206336), (127, 172137472), (128, 170792648), (134, 163145216), (193, 113271808), (208, 105103168), (254, 86068736), (256, 85396324), (268, 81572608), (386, 56635904), (416, 52551584), (508, 43034368), (512, 42698162), (536, 40786304), (772, 28317952), (832, 26275792), (871, 25099264), (1016, 21517184), (1024, 21349081), (1072, 20393152), (1544, 14158976), (1651, 13241344), (1664, 13137896), (1742, 12549632), (2032, 10758592), (2144, 10196576), (2509, 8713216), (3088, 7079488), (3302, 6620672), (3328, 6568948), (3484, 6274816), (4064, 5379296), (4288, 5098288), (5018, 4356608), (6176, 3539744), (6604, 3310336), (6656, 3284474), (6968, 3137408), (8128, 2689648), (8509, 2569216), (8576, 2549144), (10036, 2178304), (12352, 1769872), (12931, 1690624), (13208, 1655168), (13312, 1642237), (13936, 1568704), (16256, 1344824), (17018, 1284608), (17152, 1274572), (20072, 1089152), (24511, 891904), (24704, 884936), (25862, 845312), (26416, 827584), (27872, 784352), (32512, 672412), (34036, 642304), (34304, 637286), (40144, 544576), (49022, 445952), (49408, 442468), (51724, 422656), (52832, 413792), (55744, 392176), (65024, 336206), (68072, 321152), (68608, 318643), (80288, 272288), (98044, 222976), (98816, 221234), (103448, 211328), (105664, 206896), (110617, 197632), (111488, 196088), (130048, 168103), (136144, 160576)]