20212906

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62773}}^1$

素因数の和:62805

約数の個数: 16

約数和(自身を含む): 36157824

約数和(自身を除く): 15944918

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62773, 125546, 439411, 878822, 1443779, 2887558, 10106453, 20212906]

約数ペア:

[(1, 20212906), (2, 10106453), (7, 2887558), (14, 1443779), (23, 878822), (46, 439411), (161, 125546), (322, 62773)]