21036977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 24025680

約数和(自身を除く): 2988703

約数列:

[1, 13, 29, 41, 377, 533, 1189, 1361, 15457, 17693, 39469, 55801, 513097, 725413, 1618229, 21036977]

約数ペア:

[(1, 21036977), (13, 1618229), (29, 725413), (41, 513097), (377, 55801), (533, 39469), (1189, 17693), (1361, 15457)]