21894026

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{142169}}^1$

素因数の和:142189

約数の個数: 16

約数和(自身を含む): 40944960

約数和(自身を除く): 19050934

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 142169, 284338, 995183, 1563859, 1990366, 3127718, 10947013, 21894026]

約数ペア:

[(1, 21894026), (2, 10947013), (7, 3127718), (11, 1990366), (14, 1563859), (22, 995183), (77, 284338), (154, 142169)]