2156009667

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{74021}}^1$

素因数の和:74123

約数の個数: 32

約数和(自身を含む): 3505681920

約数和(自身を除く): 1349672253

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 4161, 9709, 29127, 74021, 222063, 518147, 1406399, 1554441, 4219197, 5403533, 9844793, 16210599, 29534379, 37824731, 102667127, 113474193, 308001381, 718669889, 2156009667]

約数ペア:

[(1, 2156009667), (3, 718669889), (7, 308001381), (19, 113474193), (21, 102667127), (57, 37824731), (73, 29534379), (133, 16210599), (219, 9844793), (399, 5403533), (511, 4219197), (1387, 1554441), (1533, 1406399), (4161, 518147), (9709, 222063), (29127, 74021)]