21902342

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{142223}}^1$

素因数の和:142243

約数の個数: 16

約数和(自身を含む): 40960512

約数和(自身を除く): 19058170

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 142223, 284446, 995561, 1564453, 1991122, 3128906, 10951171, 21902342]

約数ペア:

[(1, 21902342), (2, 10951171), (7, 3128906), (11, 1991122), (14, 1564453), (22, 995561), (77, 284446), (154, 142223)]