21416842

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1879}}^1$

素因数の和:2061

約数の個数: 16

約数和(自身を含む): 33163200

約数和(自身を除く): 11746358

約数列:

[1, 2, 41, 82, 139, 278, 1879, 3758, 5699, 11398, 77039, 154078, 261181, 522362, 10708421, 21416842]

約数ペア:

[(1, 21416842), (2, 10708421), (41, 522362), (82, 261181), (139, 154078), (278, 77039), (1879, 11398), (3758, 5699)]