21717982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{75937}}^1$

素因数の和:75963

約数の個数: 16

約数和(自身を含む): 38272752

約数和(自身を除く): 16554770

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 75937, 151874, 835307, 987181, 1670614, 1974362, 10858991, 21717982]

約数ペア:

[(1, 21717982), (2, 10858991), (11, 1974362), (13, 1670614), (22, 987181), (26, 835307), (143, 151874), (286, 75937)]