21494726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{2551}}^1$

素因数の和:2947

約数の個数: 16

約数和(自身を含む): 35278848

約数和(自身を除く): 13784122

約数列:

[1, 2, 11, 22, 383, 766, 2551, 4213, 5102, 8426, 28061, 56122, 977033, 1954066, 10747363, 21494726]

約数ペア:

[(1, 21494726), (2, 10747363), (11, 1954066), (22, 977033), (383, 56122), (766, 28061), (2551, 8426), (4213, 5102)]