21483935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8311}}^1$

素因数の和:8374

約数の個数: 16

約数和(自身を含む): 28726272

約数和(自身を除く): 7242337

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 8311, 41555, 91421, 390617, 457105, 1953085, 4296787, 21483935]

約数ペア:

[(1, 21483935), (5, 4296787), (11, 1953085), (47, 457105), (55, 390617), (235, 91421), (517, 41555), (2585, 8311)]