2021081937

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{757811}}^1$

素因数の和:757948

約数の個数: 16

約数和(自身を含む): 3103997952

約数和(自身を除く): 1082916015

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 757811, 2273433, 5304677, 15914031, 96241997, 288725991, 673693979, 2021081937]

約数ペア:

[(1, 2021081937), (3, 673693979), (7, 288725991), (21, 96241997), (127, 15914031), (381, 5304677), (889, 2273433), (2667, 757811)]