21809733

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{660901}}^1$

素因数の和:660915

約数の個数: 8

約数和(自身を含む): 31723296

約数和(自身を除く): 9913563

約数列:

[1, 3, 11, 33, 660901, 1982703, 7269911, 21809733]

約数ペア:

[(1, 21809733), (3, 7269911), (11, 1982703), (33, 660901)]