21293554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2311}}^1$

素因数の和:2601

約数の個数: 16

約数和(自身を含む): 33958656

約数和(自身を除く): 12665102

約数列:

[1, 2, 17, 34, 271, 542, 2311, 4607, 4622, 9214, 39287, 78574, 626281, 1252562, 10646777, 21293554]

約数ペア:

[(1, 21293554), (2, 10646777), (17, 1252562), (34, 626281), (271, 78574), (542, 39287), (2311, 9214), (4607, 4622)]