21173474

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{22573}}^1$

素因数の和:22649

約数の個数: 16

約数和(自身を含む): 36840768

約数和(自身を除く): 15667294

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 22573, 45146, 158011, 316022, 1512391, 3024782, 10586737, 21173474]

約数ペア:

[(1, 21173474), (2, 10586737), (7, 3024782), (14, 1512391), (67, 316022), (134, 158011), (469, 45146), (938, 22573)]