21114814

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79379}}^1$

素因数の和:79407

約数の個数: 16

約数和(自身を含む): 38102400

約数和(自身を除く): 16987586

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 79379, 158758, 555653, 1111306, 1508201, 3016402, 10557407, 21114814]

約数ペア:

[(1, 21114814), (2, 10557407), (7, 3016402), (14, 1508201), (19, 1111306), (38, 555653), (133, 158758), (266, 79379)]