21323170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193847}}^1$

素因数の和:193865

約数の個数: 16

約数和(自身を含む): 41871168

約数和(自身を除く): 20547998

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193847, 387694, 969235, 1938470, 2132317, 4264634, 10661585, 21323170]

約数ペア:

[(1, 21323170), (2, 10661585), (5, 4264634), (10, 2132317), (11, 1938470), (22, 969235), (55, 387694), (110, 193847)]