21218898

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{14797}}^1$

素因数の和:15041

約数の個数: 16

約数和(自身を含む): 42618240

約数和(自身を除く): 21399342

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 14797, 29594, 44391, 88782, 3536483, 7072966, 10609449, 21218898]

約数ペア:

[(1, 21218898), (2, 10609449), (3, 7072966), (6, 3536483), (239, 88782), (478, 44391), (717, 29594), (1434, 14797)]