21649398

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11171}}^1$

素因数の和:11212

約数の個数: 32

約数和(自身を含む): 48263040

約数和(自身を除く): 26613642

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 11171, 22342, 33513, 67026, 189907, 212249, 379814, 424498, 569721, 636747, 1139442, 1273494, 3608233, 7216466, 10824699, 21649398]

約数ペア:

[(1, 21649398), (2, 10824699), (3, 7216466), (6, 3608233), (17, 1273494), (19, 1139442), (34, 636747), (38, 569721), (51, 424498), (57, 379814), (102, 212249), (114, 189907), (323, 67026), (646, 33513), (969, 22342), (1938, 11171)]