21354610

素因数分解:

$2^1\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1619}}^1$

素因数の和:2945

約数の個数: 16

約数和(自身を含む): 38491200

約数和(自身を除く): 17136590

約数列:

[1, 2, 5, 10, 1319, 1619, 2638, 3238, 6595, 8095, 13190, 16190, 2135461, 4270922, 10677305, 21354610]

約数ペア:

[(1, 21354610), (2, 10677305), (5, 4270922), (10, 2135461), (1319, 16190), (1619, 13190), (2638, 8095), (3238, 6595)]