21544048

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{28649}}^1$

素因数の和:28704

約数の個数: 20

約数和(自身を含む): 42631200

約数和(自身を除く): 21087152

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 28649, 57298, 114596, 229192, 458384, 1346503, 2693006, 5386012, 10772024, 21544048]

約数ペア:

[(1, 21544048), (2, 10772024), (4, 5386012), (8, 2693006), (16, 1346503), (47, 458384), (94, 229192), (188, 114596), (376, 57298), (752, 28649)]