21272434

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:665

約数の個数: 16

約数和(自身を含む): 32348160

約数和(自身を除く): 11075726

約数列:

[1, 2, 191, 233, 239, 382, 466, 478, 44503, 45649, 55687, 89006, 91298, 111374, 10636217, 21272434]

約数ペア:

[(1, 21272434), (2, 10636217), (191, 111374), (233, 91298), (239, 89006), (382, 55687), (466, 45649), (478, 44503)]