21078014774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{12037}}^1\times {\mathrm{51503}}^1$

素因数の和:63559

約数の個数: 16

約数和(自身を含む): 33480278208

約数和(自身を除く): 12402263434

約数列:

[1, 2, 17, 34, 12037, 24074, 51503, 103006, 204629, 409258, 875551, 1751102, 619941611, 1239883222, 10539007387, 21078014774]

約数ペア:

[(1, 21078014774), (2, 10539007387), (17, 1239883222), (34, 619941611), (12037, 1751102), (24074, 875551), (51503, 409258), (103006, 204629)]