21711272

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{2039}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 44798400

約数和(自身を除く): 23087128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 2039, 2662, 4078, 5324, 8156, 10648, 16312, 22429, 44858, 89716, 179432, 246719, 493438, 986876, 1973752, 2713909, 5427818, 10855636, 21711272]

約数ペア:

[(1, 21711272), (2, 10855636), (4, 5427818), (8, 2713909), (11, 1973752), (22, 986876), (44, 493438), (88, 246719), (121, 179432), (242, 89716), (484, 44858), (968, 22429), (1331, 16312), (2039, 10648), (2662, 8156), (4078, 5324)]