21139118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10559}}^1$

素因数の和:10592

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 21438802

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10559, 21118, 73913, 116149, 137267, 147826, 232298, 274534, 813043, 960869, 1509937, 1626086, 1921738, 3019874, 10569559, 21139118]

約数ペア:

[(1, 21139118), (2, 10569559), (7, 3019874), (11, 1921738), (13, 1626086), (14, 1509937), (22, 960869), (26, 813043), (77, 274534), (91, 232298), (143, 147826), (154, 137267), (182, 116149), (286, 73913), (1001, 21118), (2002, 10559)]