20875701

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{90371}}^1$

素因数の和:90392

約数の個数: 16

約数和(自身を含む): 34702848

約数和(自身を除く): 13827147

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 90371, 271113, 632597, 994081, 1897791, 2982243, 6958567, 20875701]

約数ペア:

[(1, 20875701), (3, 6958567), (7, 2982243), (11, 1897791), (21, 994081), (33, 632597), (77, 271113), (231, 90371)]