221245994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{21019}}^1$

素因数の和:21317

約数の個数: 16

約数和(自身を含む): 350613600

約数和(自身を除く): 129367606

約数列:

[1, 2, 19, 38, 277, 554, 5263, 10526, 21019, 42038, 399361, 798722, 5822263, 11644526, 110622997, 221245994]

約数ペア:

[(1, 221245994), (2, 110622997), (19, 11644526), (38, 5822263), (277, 798722), (554, 399361), (5263, 42038), (10526, 21019)]