21832701

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{17881}}^1$

素因数の和:17932

約数の個数: 16

約数和(自身を含む): 32616768

約数和(自身を除く): 10784067

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 17881, 53643, 196691, 590073, 661597, 1984791, 7277567, 21832701]

約数ペア:

[(1, 21832701), (3, 7277567), (11, 1984791), (33, 661597), (37, 590073), (111, 196691), (407, 53643), (1221, 17881)]