16821077

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 21257280

約数和(自身を除く): 4436203

約数列:

[1, 7, 13, 59, 91, 169, 241, 413, 767, 1183, 1687, 3133, 5369, 9971, 14219, 21931, 40729, 69797, 99533, 184847, 285103, 1293929, 2403011, 16821077]

約数ペア:

[(1, 16821077), (7, 2403011), (13, 1293929), (59, 285103), (91, 184847), (169, 99533), (241, 69797), (413, 40729), (767, 21931), (1183, 14219), (1687, 9971), (3133, 5369)]