21447368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62347}}^1$

素因数の和:62396

約数の個数: 16

約数和(自身を含む): 41149680

約数和(自身を除く): 19702312

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62347, 124694, 249388, 498776, 2680921, 5361842, 10723684, 21447368]

約数ペア:

[(1, 21447368), (2, 10723684), (4, 5361842), (8, 2680921), (43, 498776), (86, 249388), (172, 124694), (344, 62347)]