2021287989

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1\times {\mathrm{1259}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 3120768000

約数和(自身を除く): 1099480011

約数列:

[1, 3, 7, 21, 89, 267, 623, 859, 1259, 1869, 2577, 3777, 6013, 8813, 18039, 26439, 76451, 112051, 229353, 336153, 535157, 784357, 1081481, 1605471, 2353071, 3244443, 7570367, 22711101, 96251809, 288755427, 673762663, 2021287989]

約数ペア:

[(1, 2021287989), (3, 673762663), (7, 288755427), (21, 96251809), (89, 22711101), (267, 7570367), (623, 3244443), (859, 2353071), (1259, 1605471), (1869, 1081481), (2577, 784357), (3777, 535157), (6013, 336153), (8813, 229353), (18039, 112051), (26439, 76451)]