21800073

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:824

約数の個数: 16

約数和(自身を含む): 29647296

約数和(自身を除く): 7847223

約数列:

[1, 3, 107, 113, 321, 339, 601, 1803, 12091, 36273, 64307, 67913, 192921, 203739, 7266691, 21800073]

約数ペア:

[(1, 21800073), (3, 7266691), (107, 203739), (113, 192921), (321, 67913), (339, 64307), (601, 36273), (1803, 12091)]