21871011

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 29787264

約数和(自身を除く): 7916253

約数列:

[1, 3, 67, 201, 233, 467, 699, 1401, 15611, 31289, 46833, 93867, 108811, 326433, 7290337, 21871011]

約数ペア:

[(1, 21871011), (3, 7290337), (67, 326433), (201, 108811), (233, 93867), (467, 46833), (699, 31289), (1401, 15611)]