21322254910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193838681}}^1$

素因数の和:193838699

約数の個数: 16

約数和(自身を含む): 41869155312

約数和(自身を除く): 20546900402

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193838681, 387677362, 969193405, 1938386810, 2132225491, 4264450982, 10661127455, 21322254910]

約数ペア:

[(1, 21322254910), (2, 10661127455), (5, 4264450982), (10, 2132225491), (11, 1938386810), (22, 969193405), (55, 387677362), (110, 193838681)]