21836397

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4441}}^1$

素因数の和:4604

約数の個数: 16

約数和(自身を含む): 31982400

約数和(自身を除く): 10146003

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4441, 4917, 13323, 48851, 146553, 661709, 1985127, 7278799, 21836397]

約数ペア:

[(1, 21836397), (3, 7278799), (11, 1985127), (33, 661709), (149, 146553), (447, 48851), (1639, 13323), (4441, 4917)]