21133629

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23719}}^1$

素因数の和:23742

約数の個数: 20

約数和(自身を含む): 34441440

約数和(自身を除く): 13307811

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 23719, 71157, 213471, 260909, 640413, 782727, 1921239, 2348181, 7044543, 21133629]

約数ペア:

[(1, 21133629), (3, 7044543), (9, 2348181), (11, 1921239), (27, 782727), (33, 640413), (81, 260909), (99, 213471), (297, 71157), (891, 23719)]