21539144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1559}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 44366400

約数和(自身を除く): 22827256

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 157, 314, 628, 1256, 1559, 1727, 3118, 3454, 6236, 6908, 12472, 13816, 17149, 34298, 68596, 137192, 244763, 489526, 979052, 1958104, 2692393, 5384786, 10769572, 21539144]

約数ペア:

[(1, 21539144), (2, 10769572), (4, 5384786), (8, 2692393), (11, 1958104), (22, 979052), (44, 489526), (88, 244763), (157, 137192), (314, 68596), (628, 34298), (1256, 17149), (1559, 13816), (1727, 12472), (3118, 6908), (3454, 6236)]