20999514

素因数分解:

$2^1\times 3^1\times {\mathrm{569}}^1\times {\mathrm{6151}}^1$

素因数の和:6725

約数の個数: 16

約数和(自身を含む): 42079680

約数和(自身を除く): 21080166

約数列:

[1, 2, 3, 6, 569, 1138, 1707, 3414, 6151, 12302, 18453, 36906, 3499919, 6999838, 10499757, 20999514]

約数ペア:

[(1, 20999514), (2, 10499757), (3, 6999838), (6, 3499919), (569, 36906), (1138, 18453), (1707, 12302), (3414, 6151)]