21973899

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1613}}^1$

素因数の和:1874

約数の個数: 16

約数和(自身を含む): 30988800

約数和(自身を除く): 9014901

約数列:

[1, 3, 19, 57, 239, 717, 1613, 4541, 4839, 13623, 30647, 91941, 385507, 1156521, 7324633, 21973899]

約数ペア:

[(1, 21973899), (3, 7324633), (19, 1156521), (57, 385507), (239, 91941), (717, 30647), (1613, 13623), (4541, 4839)]