21022611

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 28684800

約数和(自身を除く): 7662189

約数列:

[1, 3, 79, 107, 237, 321, 829, 2487, 8453, 25359, 65491, 88703, 196473, 266109, 7007537, 21022611]

約数ペア:

[(1, 21022611), (3, 7007537), (79, 266109), (107, 196473), (237, 88703), (321, 65491), (829, 25359), (2487, 8453)]