21987633

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2267}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 30373056

約数和(自身を除く): 8385423

約数列:

[1, 3, 53, 61, 159, 183, 2267, 3233, 6801, 9699, 120151, 138287, 360453, 414861, 7329211, 21987633]

約数ペア:

[(1, 21987633), (3, 7329211), (53, 414861), (61, 360453), (159, 138287), (183, 120151), (2267, 9699), (3233, 6801)]