21960804509

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{10789}}^1$

素因数の和:11133

約数の個数: 32

約数和(自身を含む): 26766105600

約数和(自身を除く): 4805301091

約数列:

[1, 7, 29, 37, 203, 259, 271, 1073, 1897, 7511, 7859, 10027, 10789, 55013, 70189, 75523, 290783, 312881, 399193, 2035481, 2190167, 2794351, 2923819, 11576597, 20466733, 81036179, 84790751, 108181303, 593535257, 757269121, 3137257787, 21960804509]

約数ペア:

[(1, 21960804509), (7, 3137257787), (29, 757269121), (37, 593535257), (203, 108181303), (259, 84790751), (271, 81036179), (1073, 20466733), (1897, 11576597), (7511, 2923819), (7859, 2794351), (10027, 2190167), (10789, 2035481), (55013, 399193), (70189, 312881), (75523, 290783)]