21512128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{30557}}^1$

素因数の和:30580

約数の個数: 28

約数和(自身を含む): 46570392

約数和(自身を除く): 25058264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 30557, 61114, 122228, 244456, 336127, 488912, 672254, 977824, 1344508, 1955648, 2689016, 5378032, 10756064, 21512128]

約数ペア:

[(1, 21512128), (2, 10756064), (4, 5378032), (8, 2689016), (11, 1955648), (16, 1344508), (22, 977824), (32, 672254), (44, 488912), (64, 336127), (88, 244456), (176, 122228), (352, 61114), (704, 30557)]