20573427

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7151}}^1$

素因数の和:7298

約数の個数: 16

約数和(自身を含む): 31583232

約数和(自身を除く): 11009805

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 7151, 21453, 50057, 150171, 979687, 2939061, 6857809, 20573427]

約数ペア:

[(1, 20573427), (3, 6857809), (7, 2939061), (21, 979687), (137, 150171), (411, 50057), (959, 21453), (2877, 7151)]