20716421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 24131520

約数和(自身を除く): 3415099

約数列:

[1, 11, 17, 139, 187, 797, 1529, 2363, 8767, 13549, 25993, 110783, 149039, 1218613, 1883311, 20716421]

約数ペア:

[(1, 20716421), (11, 1883311), (17, 1218613), (139, 149039), (187, 110783), (797, 25993), (1529, 13549), (2363, 8767)]