21000907998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166673873}}^1$

素因数の和:166673888

約数の個数: 24

約数和(自身を含む): 52002248688

約数和(自身を除く): 31001340690

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166673873, 333347746, 500021619, 1000043238, 1166717111, 1500064857, 2333434222, 3000129714, 3500151333, 7000302666, 10500453999, 21000907998]

約数ペア:

[(1, 21000907998), (2, 10500453999), (3, 7000302666), (6, 3500151333), (7, 3000129714), (9, 2333434222), (14, 1500064857), (18, 1166717111), (21, 1000043238), (42, 500021619), (63, 333347746), (126, 166673873)]