21973168

素因数分解:

$2^4\times 7^2\times {\mathrm{28027}}^1$

素因数の和:28049

約数の個数: 30

約数和(自身を含む): 49525476

約数和(自身を除く): 27552308

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 28027, 56054, 112108, 196189, 224216, 392378, 448432, 784756, 1373323, 1569512, 2746646, 3139024, 5493292, 10986584, 21973168]

約数ペア:

[(1, 21973168), (2, 10986584), (4, 5493292), (7, 3139024), (8, 2746646), (14, 1569512), (16, 1373323), (28, 784756), (49, 448432), (56, 392378), (98, 224216), (112, 196189), (196, 112108), (392, 56054), (784, 28027)]