21863433

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{709}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 30785600

約数和(自身を除く): 8922167

約数列:

[1, 3, 19, 57, 541, 709, 1623, 2127, 10279, 13471, 30837, 40413, 383569, 1150707, 7287811, 21863433]

約数ペア:

[(1, 21863433), (3, 7287811), (19, 1150707), (57, 383569), (541, 40413), (709, 30837), (1623, 13471), (2127, 10279)]