21612514

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3793}}^1$

素因数の和:3850

約数の個数: 32

約数和(自身を含む): 41521536

約数和(自身を除く): 19909022

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 3793, 5698, 7586, 26551, 41723, 53102, 83446, 140341, 280682, 292061, 584122, 982387, 1543751, 1964774, 3087502, 10806257, 21612514]

約数ペア:

[(1, 21612514), (2, 10806257), (7, 3087502), (11, 1964774), (14, 1543751), (22, 982387), (37, 584122), (74, 292061), (77, 280682), (154, 140341), (259, 83446), (407, 53102), (518, 41723), (814, 26551), (2849, 7586), (3793, 5698)]