21887946278

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{8222369}}^1$

素因数の和:8222404

約数の個数: 16

約数和(自身を含む): 36112649040

約数和(自身を除く): 14224702762

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 8222369, 16444738, 90446059, 180892118, 994906649, 1989813298, 10943973139, 21887946278]

約数ペア:

[(1, 21887946278), (2, 10943973139), (11, 1989813298), (22, 994906649), (121, 180892118), (242, 90446059), (1331, 16444738), (2662, 8222369)]