21577094

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{140111}}^1$

素因数の和:140131

約数の個数: 16

約数和(自身を含む): 40352256

約数和(自身を除く): 18775162

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 140111, 280222, 980777, 1541221, 1961554, 3082442, 10788547, 21577094]

約数ペア:

[(1, 21577094), (2, 10788547), (7, 3082442), (11, 1961554), (14, 1541221), (22, 980777), (77, 280222), (154, 140111)]