21411876

素因数分解:

$2^2\times 3^1\times {\mathrm{1213}}^1\times {\mathrm{1471}}^1$

素因数の和:2691

約数の個数: 24

約数和(自身を含む): 50036224

約数和(自身を除く): 28624348

約数列:

[1, 2, 3, 4, 6, 12, 1213, 1471, 2426, 2942, 3639, 4413, 4852, 5884, 7278, 8826, 14556, 17652, 1784323, 3568646, 5352969, 7137292, 10705938, 21411876]

約数ペア:

[(1, 21411876), (2, 10705938), (3, 7137292), (4, 5352969), (6, 3568646), (12, 1784323), (1213, 17652), (1471, 14556), (2426, 8826), (2942, 7278), (3639, 5884), (4413, 4852)]