20866566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21601}}^1$

素因数の和:21636

約数の個数: 32

約数和(自身を含む): 49771008

約数和(自身を除く): 28904442

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21601, 43202, 64803, 129606, 151207, 302414, 453621, 496823, 907242, 993646, 1490469, 2980938, 3477761, 6955522, 10433283, 20866566]

約数ペア:

[(1, 20866566), (2, 10433283), (3, 6955522), (6, 3477761), (7, 2980938), (14, 1490469), (21, 993646), (23, 907242), (42, 496823), (46, 453621), (69, 302414), (138, 151207), (161, 129606), (322, 64803), (483, 43202), (966, 21601)]