21018242882

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{115484851}}^1$

素因数の和:115484873

約数の個数: 16

約数和(自身を含む): 38802910272

約数和(自身を除く): 17784667390

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 115484851, 230969702, 808393957, 1501303063, 1616787914, 3002606126, 10509121441, 21018242882]

約数ペア:

[(1, 21018242882), (2, 10509121441), (7, 3002606126), (13, 1616787914), (14, 1501303063), (26, 808393957), (91, 230969702), (182, 115484851)]