16893681

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2803}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 26851104

約数和(自身を除く): 9957423

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2803, 6027, 8409, 19621, 58863, 114923, 137347, 344769, 412041, 804461, 2413383, 5631227, 16893681]

約数ペア:

[(1, 16893681), (3, 5631227), (7, 2413383), (21, 804461), (41, 412041), (49, 344769), (123, 137347), (147, 114923), (287, 58863), (861, 19621), (2009, 8409), (2803, 6027)]