2021000368

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{361927}}^1$

素因数の和:362284

約数の個数: 20

約数和(自身を含む): 3926918800

約数和(自身を除く): 1905918432

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 361927, 723854, 1447708, 2895416, 5790832, 126312523, 252625046, 505250092, 1010500184, 2021000368]

約数ペア:

[(1, 2021000368), (2, 1010500184), (4, 505250092), (8, 252625046), (16, 126312523), (349, 5790832), (698, 2895416), (1396, 1447708), (2792, 723854), (5584, 361927)]