21831944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{701}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 43594200

約数和(自身を除く): 21762256

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 229, 458, 701, 916, 1402, 1832, 2804, 3893, 5608, 7786, 11917, 15572, 23834, 31144, 47668, 95336, 160529, 321058, 642116, 1284232, 2728993, 5457986, 10915972, 21831944]

約数ペア:

[(1, 21831944), (2, 10915972), (4, 5457986), (8, 2728993), (17, 1284232), (34, 642116), (68, 321058), (136, 160529), (229, 95336), (458, 47668), (701, 31144), (916, 23834), (1402, 15572), (1832, 11917), (2804, 7786), (3893, 5608)]