21309048

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2161

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 39170952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 1128, 1269, 1692, 2099, 2538, 3384, 4198, 5076, 6297, 8396, 10152, 12594, 16792, 18891, 25188, 37782, 50376, 56673, 75564, 98653, 113346, 151128, 197306, 226692, 295959, 394612, 453384, 591918, 789224, 887877, 1183836, 1775754, 2367672, 2663631, 3551508, 5327262, 7103016, 10654524, 21309048]

約数ペア:

[(1, 21309048), (2, 10654524), (3, 7103016), (4, 5327262), (6, 3551508), (8, 2663631), (9, 2367672), (12, 1775754), (18, 1183836), (24, 887877), (27, 789224), (36, 591918), (47, 453384), (54, 394612), (72, 295959), (94, 226692), (108, 197306), (141, 151128), (188, 113346), (216, 98653), (282, 75564), (376, 56673), (423, 50376), (564, 37782), (846, 25188), (1128, 18891), (1269, 16792), (1692, 12594), (2099, 10152), (2538, 8396), (3384, 6297), (4198, 5076)]