21090428064

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1558099}}^1$

素因数の和:1558162

約数の個数: 72

約数和(自身を含む): 61252027200

約数和(自身を除く): 40161599136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 1558099, 3116198, 4674297, 6232396, 9348594, 12464792, 14022891, 18697188, 24929584, 28045782, 37394376, 49859168, 56091564, 73230653, 74788752, 112183128, 146461306, 149577504, 219691959, 224366256, 292922612, 439383918, 448732512, 585845224, 659075877, 878767836, 1171690448, 1318151754, 1757535672, 2343380896, 2636303508, 3515071344, 5272607016, 7030142688, 10545214032, 21090428064]

約数ペア:

[(1, 21090428064), (2, 10545214032), (3, 7030142688), (4, 5272607016), (6, 3515071344), (8, 2636303508), (9, 2343380896), (12, 1757535672), (16, 1318151754), (18, 1171690448), (24, 878767836), (32, 659075877), (36, 585845224), (47, 448732512), (48, 439383918), (72, 292922612), (94, 224366256), (96, 219691959), (141, 149577504), (144, 146461306), (188, 112183128), (282, 74788752), (288, 73230653), (376, 56091564), (423, 49859168), (564, 37394376), (752, 28045782), (846, 24929584), (1128, 18697188), (1504, 14022891), (1692, 12464792), (2256, 9348594), (3384, 6232396), (4512, 4674297), (6768, 3116198), (13536, 1558099)]