211212314

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{4969}}^1$

素因数の和:5425

約数の個数: 16

約数和(自身を含む): 323666280

約数和(自身を除く): 112453966

約数列:

[1, 2, 53, 106, 401, 802, 4969, 9938, 21253, 42506, 263357, 526714, 1992569, 3985138, 105606157, 211212314]

約数ペア:

[(1, 211212314), (2, 105606157), (53, 3985138), (106, 1992569), (401, 526714), (802, 263357), (4969, 42506), (9938, 21253)]