21136607

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 23358720

約数和(自身を除く): 2222113

約数列:

[1, 19, 41, 43, 631, 779, 817, 1763, 11989, 25871, 27133, 33497, 491549, 515527, 1112453, 21136607]

約数ペア:

[(1, 21136607), (19, 1112453), (41, 515527), (43, 491549), (631, 33497), (779, 27133), (817, 25871), (1763, 11989)]