21719514

素因数分解:

$2^1\times 3^1\times {\mathrm{677}}^1\times {\mathrm{5347}}^1$

素因数の和:6029

約数の個数: 16

約数和(自身を含む): 43511328

約数和(自身を除く): 21791814

約数列:

[1, 2, 3, 6, 677, 1354, 2031, 4062, 5347, 10694, 16041, 32082, 3619919, 7239838, 10859757, 21719514]

約数ペア:

[(1, 21719514), (2, 10859757), (3, 7239838), (6, 3619919), (677, 32082), (1354, 16041), (2031, 10694), (4062, 5347)]