21764064

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 44280096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 139, 168, 224, 233, 278, 336, 417, 466, 556, 672, 699, 834, 932, 973, 1112, 1398, 1631, 1668, 1864, 1946, 2224, 2796, 2919, 3262, 3336, 3728, 3892, 4448, 4893, 5592, 5838, 6524, 6672, 7456, 7784, 9786, 11184, 11676, 13048, 13344, 15568, 19572, 22368, 23352, 26096, 31136, 32387, 39144, 46704, 52192, 64774, 78288, 93408, 97161, 129548, 156576, 194322, 226709, 259096, 388644, 453418, 518192, 680127, 777288, 906836, 1036384, 1360254, 1554576, 1813672, 2720508, 3109152, 3627344, 5441016, 7254688, 10882032, 21764064]

約数ペア:

[(1, 21764064), (2, 10882032), (3, 7254688), (4, 5441016), (6, 3627344), (7, 3109152), (8, 2720508), (12, 1813672), (14, 1554576), (16, 1360254), (21, 1036384), (24, 906836), (28, 777288), (32, 680127), (42, 518192), (48, 453418), (56, 388644), (84, 259096), (96, 226709), (112, 194322), (139, 156576), (168, 129548), (224, 97161), (233, 93408), (278, 78288), (336, 64774), (417, 52192), (466, 46704), (556, 39144), (672, 32387), (699, 31136), (834, 26096), (932, 23352), (973, 22368), (1112, 19572), (1398, 15568), (1631, 13344), (1668, 13048), (1864, 11676), (1946, 11184), (2224, 9786), (2796, 7784), (2919, 7456), (3262, 6672), (3336, 6524), (3728, 5838), (3892, 5592), (4448, 4893)]