21588304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32909}}^1$

素因数の和:32958

約数の個数: 20

約数和(自身を含む): 42848820

約数和(自身を除く): 21260516

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32909, 65818, 131636, 263272, 526544, 1349269, 2698538, 5397076, 10794152, 21588304]

約数ペア:

[(1, 21588304), (2, 10794152), (4, 5397076), (8, 2698538), (16, 1349269), (41, 526544), (82, 263272), (164, 131636), (328, 65818), (656, 32909)]