21709833

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{2549}}^1$

素因数の和:2736

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 9134967

約数列:

[1, 3, 17, 51, 167, 501, 2549, 2839, 7647, 8517, 43333, 129999, 425683, 1277049, 7236611, 21709833]

約数ペア:

[(1, 21709833), (3, 7236611), (17, 1277049), (51, 425683), (167, 129999), (501, 43333), (2549, 8517), (2839, 7647)]