21263316

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77041}}^1$

素因数の和:77071

約数の個数: 24

約数和(自身を含む): 51772224

約数和(自身を除く): 30508908

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77041, 154082, 231123, 308164, 462246, 924492, 1771943, 3543886, 5315829, 7087772, 10631658, 21263316]

約数ペア:

[(1, 21263316), (2, 10631658), (3, 7087772), (4, 5315829), (6, 3543886), (12, 1771943), (23, 924492), (46, 462246), (69, 308164), (92, 231123), (138, 154082), (276, 77041)]