21163334

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{16823}}^1$

素因数の和:16879

約数の個数: 16

約数和(自身を含む): 34522848

約数和(自身を除く): 13359514

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 16823, 33646, 285991, 571982, 622451, 1244902, 10581667, 21163334]

約数ペア:

[(1, 21163334), (2, 10581667), (17, 1244902), (34, 622451), (37, 571982), (74, 285991), (629, 33646), (1258, 16823)]