21595766

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1181}}^1$

素因数の和:1447

約数の個数: 16

約数和(自身を含む): 33360768

約数和(自身を除く): 11765002

約数列:

[1, 2, 41, 82, 223, 446, 1181, 2362, 9143, 18286, 48421, 96842, 263363, 526726, 10797883, 21595766]

約数ペア:

[(1, 21595766), (2, 10797883), (41, 526726), (82, 263363), (223, 96842), (446, 48421), (1181, 18286), (2362, 9143)]