21714953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 24216192

約数和(自身を除く): 2501239

約数列:

[1, 13, 41, 131, 311, 533, 1703, 4043, 5371, 12751, 40741, 69823, 165763, 529633, 1670381, 21714953]

約数ペア:

[(1, 21714953), (13, 1670381), (41, 529633), (131, 165763), (311, 69823), (533, 40741), (1703, 12751), (4043, 5371)]