21797906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1453}}^1$

素因数の和:2045

約数の個数: 16

約数和(自身を含む): 35297304

約数和(自身を除く): 13499398

約数列:

[1, 2, 13, 26, 577, 1154, 1453, 2906, 7501, 15002, 18889, 37778, 838381, 1676762, 10898953, 21797906]

約数ペア:

[(1, 21797906), (2, 10898953), (13, 1676762), (26, 838381), (577, 37778), (1154, 18889), (1453, 15002), (2906, 7501)]