21983702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{8209}}^1$

素因数の和:8327

約数の個数: 16

約数和(自身を含む): 35861280

約数和(自身を除く): 13877578

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 8209, 16418, 106717, 213434, 845527, 1691054, 10991851, 21983702]

約数ペア:

[(1, 21983702), (2, 10991851), (13, 1691054), (26, 845527), (103, 213434), (206, 106717), (1339, 16418), (2678, 8209)]