21344552

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{373}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 42007680

約数和(自身を除く): 20663128

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 311, 373, 622, 746, 1244, 1492, 2488, 2984, 7153, 8579, 14306, 17158, 28612, 34316, 57224, 68632, 116003, 232006, 464012, 928024, 2668069, 5336138, 10672276, 21344552]

約数ペア:

[(1, 21344552), (2, 10672276), (4, 5336138), (8, 2668069), (23, 928024), (46, 464012), (92, 232006), (184, 116003), (311, 68632), (373, 57224), (622, 34316), (746, 28612), (1244, 17158), (1492, 14306), (2488, 8579), (2984, 7153)]