21971022

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{85159}}^1$

素因数の和:85207

約数の個数: 16

約数和(自身を含む): 44964480

約数和(自身を除く): 22993458

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 85159, 170318, 255477, 510954, 3661837, 7323674, 10985511, 21971022]

約数ペア:

[(1, 21971022), (2, 10985511), (3, 7323674), (6, 3661837), (43, 510954), (86, 255477), (129, 170318), (258, 85159)]