211031804

素因数分解:

$2^2\times {\mathrm{3931}}^1\times {\mathrm{13421}}^1$

素因数の和:17356

約数の個数: 12

約数和(自身を含む): 369427128

約数和(自身を除く): 158395324

約数列:

[1, 2, 4, 3931, 7862, 13421, 15724, 26842, 53684, 52757951, 105515902, 211031804]

約数ペア:

[(1, 211031804), (2, 105515902), (4, 52757951), (3931, 53684), (7862, 26842), (13421, 15724)]