21970432

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 80

約数和(自身を含む): 49496832

約数和(自身を除く): 27526400

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 83, 88, 94, 128, 166, 176, 188, 256, 332, 352, 376, 512, 517, 664, 704, 752, 913, 1034, 1328, 1408, 1504, 1826, 2068, 2656, 2816, 3008, 3652, 3901, 4136, 5312, 5632, 6016, 7304, 7802, 8272, 10624, 12032, 14608, 15604, 16544, 21248, 24064, 29216, 31208, 33088, 42496, 42911, 58432, 62416, 66176, 85822, 116864, 124832, 132352, 171644, 233728, 249664, 264704, 343288, 467456, 499328, 686576, 998656, 1373152, 1997312, 2746304, 5492608, 10985216, 21970432]

約数ペア:

[(1, 21970432), (2, 10985216), (4, 5492608), (8, 2746304), (11, 1997312), (16, 1373152), (22, 998656), (32, 686576), (44, 499328), (47, 467456), (64, 343288), (83, 264704), (88, 249664), (94, 233728), (128, 171644), (166, 132352), (176, 124832), (188, 116864), (256, 85822), (332, 66176), (352, 62416), (376, 58432), (512, 42911), (517, 42496), (664, 33088), (704, 31208), (752, 29216), (913, 24064), (1034, 21248), (1328, 16544), (1408, 15604), (1504, 14608), (1826, 12032), (2068, 10624), (2656, 8272), (2816, 7802), (3008, 7304), (3652, 6016), (3901, 5632), (4136, 5312)]