21032851

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 24698880

約数和(自身を除く): 3666029

約数列:

[1, 7, 59, 127, 401, 413, 889, 2807, 7493, 23659, 50927, 52451, 165613, 356489, 3004693, 21032851]

約数ペア:

[(1, 21032851), (7, 3004693), (59, 356489), (127, 165613), (401, 52451), (413, 50927), (889, 23659), (2807, 7493)]