21949066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 36279360

約数和(自身を除く): 14330294

約数列:

[1, 2, 19, 37, 38, 67, 74, 134, 233, 466, 703, 1273, 1406, 2479, 2546, 4427, 4958, 8621, 8854, 15611, 17242, 31222, 47101, 94202, 163799, 296609, 327598, 577607, 593218, 1155214, 10974533, 21949066]

約数ペア:

[(1, 21949066), (2, 10974533), (19, 1155214), (37, 593218), (38, 577607), (67, 327598), (74, 296609), (134, 163799), (233, 94202), (466, 47101), (703, 31222), (1273, 17242), (1406, 15611), (2479, 8854), (2546, 8621), (4427, 4958)]