21230716698

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1677787}}^1$

素因数の和:1677851

約数の個数: 48

約数和(自身を含む): 49729636320

約数和(自身を除く): 28498919622

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 2109, 4218, 6327, 12654, 1677787, 3355574, 5033361, 10066722, 15100083, 30200166, 31877953, 62078119, 63755906, 95633859, 124156238, 186234357, 191267718, 286901577, 372468714, 558703071, 573803154, 1117406142, 1179484261, 2358968522, 3538452783, 7076905566, 10615358349, 21230716698]

約数ペア:

[(1, 21230716698), (2, 10615358349), (3, 7076905566), (6, 3538452783), (9, 2358968522), (18, 1179484261), (19, 1117406142), (37, 573803154), (38, 558703071), (57, 372468714), (74, 286901577), (111, 191267718), (114, 186234357), (171, 124156238), (222, 95633859), (333, 63755906), (342, 62078119), (666, 31877953), (703, 30200166), (1406, 15100083), (2109, 10066722), (4218, 5033361), (6327, 3355574), (12654, 1677787)]