21029723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 24864000

約数和(自身を除く): 3834277

約数列:

[1, 11, 13, 143, 199, 739, 2189, 2587, 8129, 9607, 28457, 105677, 147061, 1617671, 1911793, 21029723]

約数ペア:

[(1, 21029723), (11, 1911793), (13, 1617671), (143, 147061), (199, 105677), (739, 28457), (2189, 9607), (2587, 8129)]