21410228

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7883}}^1$

素因数の和:7991

約数の個数: 24

約数和(自身を含む): 43267392

約数和(自身を除く): 21857164

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7883, 15766, 31532, 55181, 110362, 220724, 764651, 1529302, 3058604, 5352557, 10705114, 21410228]

約数ペア:

[(1, 21410228), (2, 10705114), (4, 5352557), (7, 3058604), (14, 1529302), (28, 764651), (97, 220724), (194, 110362), (388, 55181), (679, 31532), (1358, 15766), (2716, 7883)]