21283168

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{5237}}^1$

素因数の和:5374

約数の個数: 24

約数和(自身を含む): 42239232

約数和(自身を除く): 20956064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 5237, 10474, 20948, 41896, 83792, 167584, 665099, 1330198, 2660396, 5320792, 10641584, 21283168]

約数ペア:

[(1, 21283168), (2, 10641584), (4, 5320792), (8, 2660396), (16, 1330198), (32, 665099), (127, 167584), (254, 83792), (508, 41896), (1016, 20948), (2032, 10474), (4064, 5237)]