20211657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10711}}^1$

素因数の和:10768

約数の個数: 16

約数和(自身を含む): 29308032

約数和(自身を除く): 9096375

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10711, 32133, 182087, 396307, 546261, 1188921, 6737219, 20211657]

約数ペア:

[(1, 20211657), (3, 6737219), (17, 1188921), (37, 546261), (51, 396307), (111, 182087), (629, 32133), (1887, 10711)]