21738738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{517589}}^1$

素因数の和:517601

約数の個数: 16

約数和(自身を含む): 49688640

約数和(自身を除く): 27949902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 517589, 1035178, 1552767, 3105534, 3623123, 7246246, 10869369, 21738738]

約数ペア:

[(1, 21738738), (2, 10869369), (3, 7246246), (6, 3623123), (7, 3105534), (14, 1552767), (21, 1035178), (42, 517589)]