211364838

素因数分解:

$2^1\times 3^2\times {\mathrm{563}}^1\times {\mathrm{20857}}^1$

素因数の和:21428

約数の個数: 24

約数和(自身を含む): 458792568

約数和(自身を除く): 247427730

約数列:

[1, 2, 3, 6, 9, 18, 563, 1126, 1689, 3378, 5067, 10134, 20857, 41714, 62571, 125142, 187713, 375426, 11742491, 23484982, 35227473, 70454946, 105682419, 211364838]

約数ペア:

[(1, 211364838), (2, 105682419), (3, 70454946), (6, 35227473), (9, 23484982), (18, 11742491), (563, 375426), (1126, 187713), (1689, 125142), (3378, 62571), (5067, 41714), (10134, 20857)]