211513681

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1123}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 233072640

約数和(自身を除く): 21558959

約数列:

[1, 19, 23, 431, 437, 1123, 8189, 9913, 21337, 25829, 188347, 484013, 490751, 9196247, 11132299, 211513681]

約数ペア:

[(1, 211513681), (19, 11132299), (23, 9196247), (431, 490751), (437, 484013), (1123, 188347), (8189, 25829), (9913, 21337)]