21388094

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{117517}}^1$

素因数の和:117539

約数の個数: 16

約数和(自身を含む): 39486048

約数和(自身を除く): 18097954

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 117517, 235034, 822619, 1527721, 1645238, 3055442, 10694047, 21388094]

約数ペア:

[(1, 21388094), (2, 10694047), (7, 3055442), (13, 1645238), (14, 1527721), (26, 822619), (91, 235034), (182, 117517)]