21571092

素因数分解:

$2^2\times 3^2\times {\mathrm{601}}^1\times {\mathrm{997}}^1$

素因数の和:1608

約数の個数: 36

約数和(自身を含む): 54672436

約数和(自身を除く): 33101344

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 601, 997, 1202, 1803, 1994, 2404, 2991, 3606, 3988, 5409, 5982, 7212, 8973, 10818, 11964, 17946, 21636, 35892, 599197, 1198394, 1797591, 2396788, 3595182, 5392773, 7190364, 10785546, 21571092]

約数ペア:

[(1, 21571092), (2, 10785546), (3, 7190364), (4, 5392773), (6, 3595182), (9, 2396788), (12, 1797591), (18, 1198394), (36, 599197), (601, 35892), (997, 21636), (1202, 17946), (1803, 11964), (1994, 10818), (2404, 8973), (2991, 7212), (3606, 5982), (3988, 5409)]