21958122

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{85109}}^1$

素因数の和:85157

約数の個数: 16

約数和(自身を含む): 44938080

約数和(自身を除く): 22979958

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 85109, 170218, 255327, 510654, 3659687, 7319374, 10979061, 21958122]

約数ペア:

[(1, 21958122), (2, 10979061), (3, 7319374), (6, 3659687), (43, 510654), (86, 255327), (129, 170218), (258, 85109)]