21443049

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 32556160

約数和(自身を除く): 11113111

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 711, 1117, 2133, 3351, 6399, 10053, 19197, 30159, 88243, 90477, 264729, 271431, 794187, 2382561, 7147683, 21443049]

約数ペア:

[(1, 21443049), (3, 7147683), (9, 2382561), (27, 794187), (79, 271431), (81, 264729), (237, 90477), (243, 88243), (711, 30159), (1117, 19197), (2133, 10053), (3351, 6399)]