20910021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{2239}}^1$

素因数の和:2536

約数の個数: 16

約数和(自身を含む): 30535680

約数和(自身を除く): 9625659

約数列:

[1, 3, 11, 33, 283, 849, 2239, 3113, 6717, 9339, 24629, 73887, 633637, 1900911, 6970007, 20910021]

約数ペア:

[(1, 20910021), (3, 6970007), (11, 1900911), (33, 633637), (283, 73887), (849, 24629), (2239, 9339), (3113, 6717)]