2021997597

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{138883}}^1$

素因数の和:139120

約数の個数: 16

約数和(自身を含む): 2826567168

約数和(自身を除く): 804569571

約数列:

[1, 3, 23, 69, 211, 633, 4853, 14559, 138883, 416649, 3194309, 9582927, 29304313, 87912939, 673999199, 2021997597]

約数ペア:

[(1, 2021997597), (3, 673999199), (23, 87912939), (69, 29304313), (211, 9582927), (633, 3194309), (4853, 416649), (14559, 138883)]