21377342

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41269}}^1$

素因数の和:41315

約数の個数: 16

約数和(自身を含む): 37638240

約数和(自身を除く): 16260898

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41269, 82538, 288883, 577766, 1526953, 3053906, 10688671, 21377342]

約数ペア:

[(1, 21377342), (2, 10688671), (7, 3053906), (14, 1526953), (37, 577766), (74, 288883), (259, 82538), (518, 41269)]