21000209034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500004977}}^1$

素因数の和:500004989

約数の個数: 16

約数和(自身を含む): 48000477888

約数和(自身を除く): 27000268854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500004977, 1000009954, 1500014931, 3000029862, 3500034839, 7000069678, 10500104517, 21000209034]

約数ペア:

[(1, 21000209034), (2, 10500104517), (3, 7000069678), (6, 3500034839), (7, 3000029862), (14, 1500014931), (21, 1000009954), (42, 500004977)]