21036629

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 23265600

約数和(自身を除く): 2228971

約数列:

[1, 19, 29, 73, 523, 551, 1387, 2117, 9937, 15167, 38179, 40223, 288173, 725401, 1107191, 21036629]

約数ペア:

[(1, 21036629), (19, 1107191), (29, 725401), (73, 288173), (523, 40223), (551, 38179), (1387, 15167), (2117, 9937)]