21701554

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91183}}^1$

素因数の和:91209

約数の個数: 16

約数和(自身を含む): 39391488

約数和(自身を除く): 17689934

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91183, 182366, 638281, 1276562, 1550111, 3100222, 10850777, 21701554]

約数ペア:

[(1, 21701554), (2, 10850777), (7, 3100222), (14, 1550111), (17, 1276562), (34, 638281), (119, 182366), (238, 91183)]