21493302

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67589}}^1$

素因数の和:67647

約数の個数: 16

約数和(自身を含む): 43798320

約数和(自身を除く): 22305018

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67589, 135178, 202767, 405534, 3582217, 7164434, 10746651, 21493302]

約数ペア:

[(1, 21493302), (2, 10746651), (3, 7164434), (6, 3582217), (53, 405534), (106, 202767), (159, 135178), (318, 67589)]