21903352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4969}}^1$

素因数の和:5023

約数の個数: 32

約数和(自身を含む): 44730000

約数和(自身を除く): 22826648

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 4969, 9938, 19876, 39752, 94411, 144101, 188822, 288202, 377644, 576404, 755288, 1152808, 2737919, 5475838, 10951676, 21903352]

約数ペア:

[(1, 21903352), (2, 10951676), (4, 5475838), (8, 2737919), (19, 1152808), (29, 755288), (38, 576404), (58, 377644), (76, 288202), (116, 188822), (152, 144101), (232, 94411), (551, 39752), (1102, 19876), (2204, 9938), (4408, 4969)]