21859774833

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1994687}}^1$

素因数の和:1994984

約数の個数: 16

約数和(自身を含む): 31500112896

約数和(自身を除く): 9640338063

約数列:

[1, 3, 13, 39, 281, 843, 3653, 10959, 1994687, 5984061, 25930931, 77792793, 560507047, 1681521141, 7286591611, 21859774833]

約数ペア:

[(1, 21859774833), (3, 7286591611), (13, 1681521141), (39, 560507047), (281, 77792793), (843, 25930931), (3653, 5984061), (10959, 1994687)]