42081207

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{9497}}^1$

素因数の和:9718

約数の個数: 16

約数和(自身を含む): 64434432

約数和(自身を除く): 22353225

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 9497, 28491, 66479, 199437, 2003867, 6011601, 14027069, 42081207]

約数ペア:

[(1, 42081207), (3, 14027069), (7, 6011601), (21, 2003867), (211, 199437), (633, 66479), (1477, 28491), (4431, 9497)]