21272274688

素因数分解:

$2^8\times 7^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{691}}^1$

素因数の和:1174

約数の個数: 144

約数和(自身を含む): 49901725440

約数和(自身を除く): 28629450752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 256, 287, 328, 419, 448, 574, 656, 691, 838, 896, 1148, 1312, 1382, 1676, 1792, 2296, 2624, 2764, 2933, 3352, 4592, 4837, 5248, 5528, 5866, 6704, 9184, 9674, 10496, 11056, 11732, 13408, 17179, 18368, 19348, 22112, 23464, 26816, 28331, 34358, 36736, 38696, 44224, 46928, 53632, 56662, 68716, 73472, 77392, 88448, 93856, 107264, 113324, 120253, 137432, 154784, 176896, 187712, 198317, 226648, 240506, 274864, 289529, 309568, 375424, 396634, 453296, 481012, 549728, 579058, 619136, 750848, 793268, 906592, 962024, 1099456, 1158116, 1238272, 1586536, 1813184, 1924048, 2026703, 2198912, 2316232, 3173072, 3626368, 3848096, 4053406, 4397824, 4632464, 6346144, 7252736, 7696192, 8106812, 9264928, 11870689, 12692288, 15392384, 16213624, 18529856, 23741378, 25384576, 30784768, 32427248, 37059712, 47482756, 50769152, 64854496, 74119424, 83094823, 94965512, 129708992, 166189646, 189931024, 259417984, 332379292, 379862048, 518835968, 664758584, 759724096, 1329517168, 1519448192, 2659034336, 3038896384, 5318068672, 10636137344, 21272274688]

約数ペア:

[(1, 21272274688), (2, 10636137344), (4, 5318068672), (7, 3038896384), (8, 2659034336), (14, 1519448192), (16, 1329517168), (28, 759724096), (32, 664758584), (41, 518835968), (56, 379862048), (64, 332379292), (82, 259417984), (112, 189931024), (128, 166189646), (164, 129708992), (224, 94965512), (256, 83094823), (287, 74119424), (328, 64854496), (419, 50769152), (448, 47482756), (574, 37059712), (656, 32427248), (691, 30784768), (838, 25384576), (896, 23741378), (1148, 18529856), (1312, 16213624), (1382, 15392384), (1676, 12692288), (1792, 11870689), (2296, 9264928), (2624, 8106812), (2764, 7696192), (2933, 7252736), (3352, 6346144), (4592, 4632464), (4837, 4397824), (5248, 4053406), (5528, 3848096), (5866, 3626368), (6704, 3173072), (9184, 2316232), (9674, 2198912), (10496, 2026703), (11056, 1924048), (11732, 1813184), (13408, 1586536), (17179, 1238272), (18368, 1158116), (19348, 1099456), (22112, 962024), (23464, 906592), (26816, 793268), (28331, 750848), (34358, 619136), (36736, 579058), (38696, 549728), (44224, 481012), (46928, 453296), (53632, 396634), (56662, 375424), (68716, 309568), (73472, 289529), (77392, 274864), (88448, 240506), (93856, 226648), (107264, 198317), (113324, 187712), (120253, 176896), (137432, 154784)]