20806632021

素因数分解:

$3^1\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{978077}}^1$

素因数の和:979100

約数の個数: 16

約数和(自身を含む): 31736674944

約数和(自身を除く): 10930042923

約数列:

[1, 3, 7, 21, 1013, 3039, 7091, 21273, 978077, 2934231, 6846539, 20539617, 990792001, 2972376003, 6935544007, 20806632021]

約数ペア:

[(1, 20806632021), (3, 6935544007), (7, 2972376003), (21, 990792001), (1013, 20539617), (3039, 6846539), (7091, 2934231), (21273, 978077)]