21710912

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 42

約数和(自身を含む): 44643294

約数和(自身を除く): 22932382

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 353, 496, 706, 961, 992, 1412, 1922, 1984, 2824, 3844, 5648, 7688, 10943, 11296, 15376, 21886, 22592, 30752, 43772, 61504, 87544, 175088, 339233, 350176, 678466, 700352, 1356932, 2713864, 5427728, 10855456, 21710912]

約数ペア:

[(1, 21710912), (2, 10855456), (4, 5427728), (8, 2713864), (16, 1356932), (31, 700352), (32, 678466), (62, 350176), (64, 339233), (124, 175088), (248, 87544), (353, 61504), (496, 43772), (706, 30752), (961, 22592), (992, 21886), (1412, 15376), (1922, 11296), (1984, 10943), (2824, 7688), (3844, 5648)]