21073091

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 23531424

約数和(自身を除く): 2458333

約数列:

[1, 13, 37, 193, 227, 481, 2509, 2951, 7141, 8399, 43811, 92833, 109187, 569543, 1621007, 21073091]

約数ペア:

[(1, 21073091), (13, 1621007), (37, 569543), (193, 109187), (227, 92833), (481, 43811), (2509, 8399), (2951, 7141)]