21959030

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3559}}^1$

素因数の和:4183

約数の個数: 16

約数和(自身を含む): 39601440

約数和(自身を除く): 17642410

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 3559, 6170, 7118, 17795, 35590, 2195903, 4391806, 10979515, 21959030]

約数ペア:

[(1, 21959030), (2, 10979515), (5, 4391806), (10, 2195903), (617, 35590), (1234, 17795), (3085, 7118), (3559, 6170)]