21700396096

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{31019}}^1$

素因数の和:31691

約数の個数: 56

約数和(自身を含む): 45667147680

約数和(自身を除く): 23966751584

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 643, 1088, 1286, 2572, 5144, 10288, 10931, 20576, 21862, 31019, 41152, 43724, 62038, 87448, 124076, 174896, 248152, 349792, 496304, 527323, 699584, 992608, 1054646, 1985216, 2109292, 4218584, 8437168, 16874336, 19945217, 33748672, 39890434, 79780868, 159561736, 319123472, 339068689, 638246944, 678137378, 1276493888, 1356274756, 2712549512, 5425099024, 10850198048, 21700396096]

約数ペア:

[(1, 21700396096), (2, 10850198048), (4, 5425099024), (8, 2712549512), (16, 1356274756), (17, 1276493888), (32, 678137378), (34, 638246944), (64, 339068689), (68, 319123472), (136, 159561736), (272, 79780868), (544, 39890434), (643, 33748672), (1088, 19945217), (1286, 16874336), (2572, 8437168), (5144, 4218584), (10288, 2109292), (10931, 1985216), (20576, 1054646), (21862, 992608), (31019, 699584), (41152, 527323), (43724, 496304), (62038, 349792), (87448, 248152), (124076, 174896)]