21970234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76819}}^1$

素因数の和:76845

約数の個数: 16

約数和(自身を含む): 38717280

約数和(自身を除く): 16747046

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76819, 153638, 845009, 998647, 1690018, 1997294, 10985117, 21970234]

約数ペア:

[(1, 21970234), (2, 10985117), (11, 1997294), (13, 1690018), (22, 998647), (26, 845009), (143, 153638), (286, 76819)]