2021294421

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{19273}}^1$

素因数の和:19593

約数の個数: 24

約数和(自身を含む): 2998726016

約数和(自身を除く): 977431595

約数列:

[1, 3, 9, 43, 129, 271, 387, 813, 2439, 11653, 19273, 34959, 57819, 104877, 173457, 828739, 2486217, 5222983, 7458651, 15668949, 47006847, 224588269, 673764807, 2021294421]

約数ペア:

[(1, 2021294421), (3, 673764807), (9, 224588269), (43, 47006847), (129, 15668949), (271, 7458651), (387, 5222983), (813, 2486217), (2439, 828739), (11653, 173457), (19273, 104877), (34959, 57819)]