21978091524

素因数分解:

$2^2\times 3^1\times {\mathrm{653}}^1\times {\mathrm{2804759}}^1$

素因数の和:2805419

約数の個数: 24

約数和(自身を含む): 51360765120

約数和(自身を除く): 29382673596

約数列:

[1, 2, 3, 4, 6, 12, 653, 1306, 1959, 2612, 3918, 7836, 2804759, 5609518, 8414277, 11219036, 16828554, 33657108, 1831507627, 3663015254, 5494522881, 7326030508, 10989045762, 21978091524]

約数ペア:

[(1, 21978091524), (2, 10989045762), (3, 7326030508), (4, 5494522881), (6, 3663015254), (12, 1831507627), (653, 33657108), (1306, 16828554), (1959, 11219036), (2612, 8414277), (3918, 5609518), (7836, 2804759)]