2016819

素因数分解:

$3^4\times 7^1\times {\mathrm{3557}}^1$

素因数の和:3576

約数の個数: 20

約数和(自身を含む): 3444144

約数和(自身を除く): 1427325

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3557, 10671, 24899, 32013, 74697, 96039, 224091, 288117, 672273, 2016819]

約数ペア:

[(1, 2016819), (3, 672273), (7, 288117), (9, 224091), (21, 96039), (27, 74697), (63, 32013), (81, 24899), (189, 10671), (567, 3557)]