21261458

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16901}}^1$

素因数の和:16957

約数の個数: 16

約数和(自身を含む): 34682904

約数和(自身を除く): 13421446

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 16901, 33802, 287317, 574634, 625337, 1250674, 10630729, 21261458]

約数ペア:

[(1, 21261458), (2, 10630729), (17, 1250674), (34, 625337), (37, 574634), (74, 287317), (629, 33802), (1258, 16901)]