21604533

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 29620800

約数和(自身を除く): 8016267

約数列:

[1, 3, 43, 129, 373, 449, 1119, 1347, 16039, 19307, 48117, 57921, 167477, 502431, 7201511, 21604533]

約数ペア:

[(1, 21604533), (3, 7201511), (43, 502431), (129, 167477), (373, 57921), (449, 48117), (1119, 19307), (1347, 16039)]