20831412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247993}}^1$

素因数の和:248007

約数の個数: 24

約数和(自身を含む): 55550656

約数和(自身を除く): 34719244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247993, 495986, 743979, 991972, 1487958, 1735951, 2975916, 3471902, 5207853, 6943804, 10415706, 20831412]

約数ペア:

[(1, 20831412), (2, 10415706), (3, 6943804), (4, 5207853), (6, 3471902), (7, 2975916), (12, 1735951), (14, 1487958), (21, 991972), (28, 743979), (42, 495986), (84, 247993)]