21091541795536

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{11423}}^1\times {\mathrm{1390369}}^1$

素因数の和:1401883

約数の個数: 40

約数和(自身を含む): 41360860235520

約数和(自身を除く): 20269318439984

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 11423, 22846, 45692, 91384, 182768, 948109, 1390369, 1896218, 2780738, 3792436, 5561476, 7584872, 11122952, 15169744, 22245904, 115400627, 230801254, 461602508, 923205016, 1846410032, 15882185087, 31764370174, 63528740348, 127057480696, 254114961392, 1318221362221, 2636442724442, 5272885448884, 10545770897768, 21091541795536]

約数ペア:

[(1, 21091541795536), (2, 10545770897768), (4, 5272885448884), (8, 2636442724442), (16, 1318221362221), (83, 254114961392), (166, 127057480696), (332, 63528740348), (664, 31764370174), (1328, 15882185087), (11423, 1846410032), (22846, 923205016), (45692, 461602508), (91384, 230801254), (182768, 115400627), (948109, 22245904), (1390369, 15169744), (1896218, 11122952), (2780738, 7584872), (3792436, 5561476)]