21674968

素因数分解:

$2^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1321}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 46640160

約数和(自身を除く): 24965192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 293, 586, 1172, 1321, 2051, 2344, 2642, 4102, 5284, 8204, 9247, 10568, 16408, 18494, 36988, 73976, 387053, 774106, 1548212, 2709371, 3096424, 5418742, 10837484, 21674968]

約数ペア:

[(1, 21674968), (2, 10837484), (4, 5418742), (7, 3096424), (8, 2709371), (14, 1548212), (28, 774106), (56, 387053), (293, 73976), (586, 36988), (1172, 18494), (1321, 16408), (2051, 10568), (2344, 9247), (2642, 8204), (4102, 5284)]