21084692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 39349800

約数和(自身を除く): 18265108

約数列:

[1, 2, 4, 17, 34, 68, 149, 298, 596, 2081, 2533, 4162, 5066, 8324, 10132, 35377, 70754, 141508, 310069, 620138, 1240276, 5271173, 10542346, 21084692]

約数ペア:

[(1, 21084692), (2, 10542346), (4, 5271173), (17, 1240276), (34, 620138), (68, 310069), (149, 141508), (298, 70754), (596, 35377), (2081, 10132), (2533, 8324), (4162, 5066)]