21419966

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{17027}}^1$

素因数の和:17083

約数の個数: 16

約数和(自身を含む): 34941456

約数和(自身を除く): 13521490

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 17027, 34054, 289459, 578918, 629999, 1259998, 10709983, 21419966]

約数ペア:

[(1, 21419966), (2, 10709983), (17, 1259998), (34, 629999), (37, 578918), (74, 289459), (629, 34054), (1258, 17027)]