21880797

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1361}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 30595968

約数和(自身を除く): 8715171

約数列:

[1, 3, 23, 69, 233, 699, 1361, 4083, 5359, 16077, 31303, 93909, 317113, 951339, 7293599, 21880797]

約数ペア:

[(1, 21880797), (3, 7293599), (23, 951339), (69, 317113), (233, 93909), (699, 31303), (1361, 16077), (4083, 5359)]