21000612296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3369803}}^1$

素因数の和:3369869

約数の個数: 32

約数和(自身を含む): 42459530400

約数和(自身を除く): 21458918104

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 3369803, 6739606, 13479212, 26958424, 64026257, 128052514, 138161923, 256105028, 276323846, 512210056, 552647692, 1105295384, 2625076537, 5250153074, 10500306148, 21000612296]

約数ペア:

[(1, 21000612296), (2, 10500306148), (4, 5250153074), (8, 2625076537), (19, 1105295384), (38, 552647692), (41, 512210056), (76, 276323846), (82, 256105028), (152, 138161923), (164, 128052514), (328, 64026257), (779, 26958424), (1558, 13479212), (3116, 6739606), (6232, 3369803)]