21000366273

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{3019}}^1\times {\mathrm{53923}}^1$

素因数の和:56988

約数の個数: 16

約数和(自身を含む): 28661684480

約数和(自身を除く): 7661318207

約数列:

[1, 3, 43, 129, 3019, 9057, 53923, 129817, 161769, 389451, 2318689, 6956067, 162793537, 488380611, 7000122091, 21000366273]

約数ペア:

[(1, 21000366273), (3, 7000122091), (43, 488380611), (129, 162793537), (3019, 6956067), (9057, 2318689), (53923, 389451), (129817, 161769)]