21875350826

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2222653}}^1$

素因数の和:2222718

約数の個数: 32

約数和(自身を含む): 40541208960

約数和(自身を除く): 18665858134

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921, 9842, 2222653, 4445306, 15558571, 31117142, 42230407, 82238161, 84460814, 164476322, 295612849, 575667127, 591225698, 1151334254, 1562525059, 3125050118, 10937675413, 21875350826]

約数ペア:

[(1, 21875350826), (2, 10937675413), (7, 3125050118), (14, 1562525059), (19, 1151334254), (37, 591225698), (38, 575667127), (74, 295612849), (133, 164476322), (259, 84460814), (266, 82238161), (518, 42230407), (703, 31117142), (1406, 15558571), (4921, 4445306), (9842, 2222653)]