21787703047

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{86369}}^1$

素因数の和:86487

約数の個数: 32

約数和(自身を含む): 26864524800

約数和(自身を除く): 5076821753

約数列:

[1, 11, 17, 19, 71, 187, 209, 323, 781, 1207, 1349, 3553, 13277, 14839, 22933, 86369, 252263, 950059, 1468273, 1641011, 6132199, 16151003, 18051121, 27897187, 67454189, 104247383, 116511781, 306869057, 1146721213, 1281629591, 1980700277, 21787703047]

約数ペア:

[(1, 21787703047), (11, 1980700277), (17, 1281629591), (19, 1146721213), (71, 306869057), (187, 116511781), (209, 104247383), (323, 67454189), (781, 27897187), (1207, 18051121), (1349, 16151003), (3553, 6132199), (13277, 1641011), (14839, 1468273), (22933, 950059), (86369, 252263)]