21435691

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 23786784

約数和(自身を除く): 2351093

約数列:

[1, 17, 37, 53, 629, 643, 901, 1961, 10931, 23791, 33337, 34079, 404447, 579343, 1260923, 21435691]

約数ペア:

[(1, 21435691), (17, 1260923), (37, 579343), (53, 404447), (629, 34079), (643, 33337), (901, 23791), (1961, 10931)]