13211709

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6229}}^1$

素因数の和:6340

約数の個数: 16

約数和(自身を含む): 20334720

約数和(自身を除く): 7123011

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 6229, 18687, 43603, 130809, 629129, 1887387, 4403903, 13211709]

約数ペア:

[(1, 13211709), (3, 4403903), (7, 1887387), (21, 629129), (101, 130809), (303, 43603), (707, 18687), (2121, 6229)]