21632104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{208001}}^1$

素因数の和:208020

約数の個数: 16

約数和(自身を含む): 43680420

約数和(自身を除く): 22048316

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 208001, 416002, 832004, 1664008, 2704013, 5408026, 10816052, 21632104]

約数ペア:

[(1, 21632104), (2, 10816052), (4, 5408026), (8, 2704013), (13, 1664008), (26, 832004), (52, 416002), (104, 208001)]