21774214

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4561}}^1$

素因数の和:4612

約数の個数: 32

約数和(自身を含む): 42043392

約数和(自身を除く): 20269178

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4561, 4774, 9122, 31927, 50171, 63854, 100342, 141391, 282782, 351197, 702394, 989737, 1555301, 1979474, 3110602, 10887107, 21774214]

約数ペア:

[(1, 21774214), (2, 10887107), (7, 3110602), (11, 1979474), (14, 1555301), (22, 989737), (31, 702394), (62, 351197), (77, 282782), (154, 141391), (217, 100342), (341, 63854), (434, 50171), (682, 31927), (2387, 9122), (4561, 4774)]