21311592

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1381}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 53400480

約数和(自身を除く): 32088888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1381, 1929, 2572, 2762, 3858, 4143, 5144, 5524, 7716, 8286, 11048, 15432, 16572, 33144, 887983, 1775966, 2663949, 3551932, 5327898, 7103864, 10655796, 21311592]

約数ペア:

[(1, 21311592), (2, 10655796), (3, 7103864), (4, 5327898), (6, 3551932), (8, 2663949), (12, 1775966), (24, 887983), (643, 33144), (1286, 16572), (1381, 15432), (1929, 11048), (2572, 8286), (2762, 7716), (3858, 5524), (4143, 5144)]