21189489216

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15765989}}^1$

素因数の和:15766011

約数の個数: 56

約数和(自身を含む): 64072983360

約数和(自身を除く): 42883494144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15765989, 31531978, 47297967, 63063956, 94595934, 110361923, 126127912, 189191868, 220723846, 252255824, 331085769, 378383736, 441447692, 504511648, 662171538, 756767472, 882895384, 1009023296, 1324343076, 1513534944, 1765790768, 2648686152, 3027069888, 3531581536, 5297372304, 7063163072, 10594744608, 21189489216]

約数ペア:

[(1, 21189489216), (2, 10594744608), (3, 7063163072), (4, 5297372304), (6, 3531581536), (7, 3027069888), (8, 2648686152), (12, 1765790768), (14, 1513534944), (16, 1324343076), (21, 1009023296), (24, 882895384), (28, 756767472), (32, 662171538), (42, 504511648), (48, 441447692), (56, 378383736), (64, 331085769), (84, 252255824), (96, 220723846), (112, 189191868), (168, 126127912), (192, 110361923), (224, 94595934), (336, 63063956), (448, 47297967), (672, 31531978), (1344, 15765989)]