21800048

素因数分解:

$2^4\times {\mathrm{967}}^1\times {\mathrm{1409}}^1$

素因数の和:2384

約数の個数: 20

約数和(自身を含む): 42311280

約数和(自身を除く): 20511232

約数列:

[1, 2, 4, 8, 16, 967, 1409, 1934, 2818, 3868, 5636, 7736, 11272, 15472, 22544, 1362503, 2725006, 5450012, 10900024, 21800048]

約数ペア:

[(1, 21800048), (2, 10900024), (4, 5450012), (8, 2725006), (16, 1362503), (967, 22544), (1409, 15472), (1934, 11272), (2818, 7736), (3868, 5636)]