21443784

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{7907}}^1$

素因数の和:8029

約数の個数: 32

約数和(自身を含む): 54090720

約数和(自身を除く): 32646936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 7907, 15814, 23721, 31628, 47442, 63256, 94884, 189768, 893491, 1786982, 2680473, 3573964, 5360946, 7147928, 10721892, 21443784]

約数ペア:

[(1, 21443784), (2, 10721892), (3, 7147928), (4, 5360946), (6, 3573964), (8, 2680473), (12, 1786982), (24, 893491), (113, 189768), (226, 94884), (339, 63256), (452, 47442), (678, 31628), (904, 23721), (1356, 15814), (2712, 7907)]