21360384

素因数分解:

$2^8\times 3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 108

約数和(自身を含む): 62922496

約数和(自身を除く): 41562112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 127, 128, 144, 146, 192, 219, 254, 256, 288, 292, 381, 384, 438, 508, 576, 584, 657, 762, 768, 876, 1016, 1143, 1152, 1168, 1314, 1524, 1752, 2032, 2286, 2304, 2336, 2628, 3048, 3504, 4064, 4572, 4672, 5256, 6096, 7008, 8128, 9144, 9271, 9344, 10512, 12192, 14016, 16256, 18288, 18542, 18688, 21024, 24384, 27813, 28032, 32512, 36576, 37084, 42048, 48768, 55626, 56064, 73152, 74168, 83439, 84096, 97536, 111252, 146304, 148336, 166878, 168192, 222504, 292608, 296672, 333756, 445008, 593344, 667512, 890016, 1186688, 1335024, 1780032, 2373376, 2670048, 3560064, 5340096, 7120128, 10680192, 21360384]

約数ペア:

[(1, 21360384), (2, 10680192), (3, 7120128), (4, 5340096), (6, 3560064), (8, 2670048), (9, 2373376), (12, 1780032), (16, 1335024), (18, 1186688), (24, 890016), (32, 667512), (36, 593344), (48, 445008), (64, 333756), (72, 296672), (73, 292608), (96, 222504), (127, 168192), (128, 166878), (144, 148336), (146, 146304), (192, 111252), (219, 97536), (254, 84096), (256, 83439), (288, 74168), (292, 73152), (381, 56064), (384, 55626), (438, 48768), (508, 42048), (576, 37084), (584, 36576), (657, 32512), (762, 28032), (768, 27813), (876, 24384), (1016, 21024), (1143, 18688), (1152, 18542), (1168, 18288), (1314, 16256), (1524, 14016), (1752, 12192), (2032, 10512), (2286, 9344), (2304, 9271), (2336, 9144), (2628, 8128), (3048, 7008), (3504, 6096), (4064, 5256), (4572, 4672)]