21825489

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25349}}^1$

素因数の和:25400

約数の個数: 16

約数和(自身を含む): 34070400

約数和(自身を除く): 12244911

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 25349, 76047, 177443, 532329, 1039309, 3117927, 7275163, 21825489]

約数ペア:

[(1, 21825489), (3, 7275163), (7, 3117927), (21, 1039309), (41, 532329), (123, 177443), (287, 76047), (861, 25349)]