2011947

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 3091200

約数和(自身を除く): 1079253

約数列:

[1, 3, 7, 21, 149, 447, 643, 1043, 1929, 3129, 4501, 13503, 95807, 287421, 670649, 2011947]

約数ペア:

[(1, 2011947), (3, 670649), (7, 287421), (21, 95807), (149, 13503), (447, 4501), (643, 3129), (1043, 1929)]