21109748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{6073}}^1$

素因数の和:6167

約数の個数: 24

約数和(自身を含む): 40817280

約数和(自身を除く): 19707532

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 6073, 12146, 24292, 66803, 133606, 267212, 479767, 959534, 1919068, 5277437, 10554874, 21109748]

約数ペア:

[(1, 21109748), (2, 10554874), (4, 5277437), (11, 1919068), (22, 959534), (44, 479767), (79, 267212), (158, 133606), (316, 66803), (869, 24292), (1738, 12146), (3476, 6073)]