16813461

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42139}}^1$

素因数の和:42168

約数の個数: 16

約数和(自身を含む): 26969600

約数和(自身を除く): 10156139

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42139, 126417, 294973, 800641, 884919, 2401923, 5604487, 16813461]

約数ペア:

[(1, 16813461), (3, 5604487), (7, 2401923), (19, 884919), (21, 800641), (57, 294973), (133, 126417), (399, 42139)]