21473053

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3324

約数の個数: 16

約数和(自身を含む): 26240256

約数和(自身を除く): 4767203

約数列:

[1, 7, 23, 41, 161, 287, 943, 3253, 6601, 22771, 74819, 133373, 523733, 933611, 3067579, 21473053]

約数ペア:

[(1, 21473053), (7, 3067579), (23, 933611), (41, 523733), (161, 133373), (287, 74819), (943, 22771), (3253, 6601)]