21434773

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 2031467

約数列:

[1, 17, 47, 139, 193, 799, 2363, 3281, 6533, 9071, 26827, 111061, 154207, 456059, 1260869, 21434773]

約数ペア:

[(1, 21434773), (17, 1260869), (47, 456059), (139, 154207), (193, 111061), (799, 26827), (2363, 9071), (3281, 6533)]