21138045396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5891317}}^1$

素因数の和:5891360

約数の個数: 48

約数和(自身を含む): 55425519744

約数和(自身を除く): 34287474348

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5891317, 11782634, 17673951, 23565268, 35347902, 70695804, 76587121, 135500291, 153174242, 229761363, 271000582, 306348484, 406500873, 459522726, 542001164, 813001746, 919045452, 1626003492, 1761503783, 3523007566, 5284511349, 7046015132, 10569022698, 21138045396]

約数ペア:

[(1, 21138045396), (2, 10569022698), (3, 7046015132), (4, 5284511349), (6, 3523007566), (12, 1761503783), (13, 1626003492), (23, 919045452), (26, 813001746), (39, 542001164), (46, 459522726), (52, 406500873), (69, 306348484), (78, 271000582), (92, 229761363), (138, 153174242), (156, 135500291), (276, 76587121), (299, 70695804), (598, 35347902), (897, 23565268), (1196, 17673951), (1794, 11782634), (3588, 5891317)]