21392874

素因数分解:

$2^1\times 3^2\times {\mathrm{563}}^1\times {\mathrm{2111}}^1$

素因数の和:2682

約数の個数: 24

約数和(自身を含む): 46455552

約数和(自身を除く): 25062678

約数列:

[1, 2, 3, 6, 9, 18, 563, 1126, 1689, 2111, 3378, 4222, 5067, 6333, 10134, 12666, 18999, 37998, 1188493, 2376986, 3565479, 7130958, 10696437, 21392874]

約数ペア:

[(1, 21392874), (2, 10696437), (3, 7130958), (6, 3565479), (9, 2376986), (18, 1188493), (563, 37998), (1126, 18999), (1689, 12666), (2111, 10134), (3378, 6333), (4222, 5067)]