21524690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17789}}^1$

素因数の和:17818

約数の個数: 24

約数和(自身を含む): 42589260

約数和(自身を除く): 21064570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17789, 35578, 88945, 177890, 195679, 391358, 978395, 1956790, 2152469, 4304938, 10762345, 21524690]

約数ペア:

[(1, 21524690), (2, 10762345), (5, 4304938), (10, 2152469), (11, 1956790), (22, 978395), (55, 391358), (110, 195679), (121, 177890), (242, 88945), (605, 35578), (1210, 17789)]