21243675897

素因数分解:

$3^3\times {\mathrm{313}}^1\times {\mathrm{2513747}}^1$

素因数の和:2514069

約数の個数: 16

約数和(自身を含む): 31572674880

約数和(自身を除く): 10328998983

約数列:

[1, 3, 9, 27, 313, 939, 2817, 8451, 2513747, 7541241, 22623723, 67871169, 786802811, 2360408433, 7081225299, 21243675897]

約数ペア:

[(1, 21243675897), (3, 7081225299), (9, 2360408433), (27, 786802811), (313, 67871169), (939, 22623723), (2817, 7541241), (8451, 2513747)]