21586052

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 20870908

約数列:

[1, 2, 4, 19, 23, 38, 46, 53, 76, 92, 106, 212, 233, 437, 466, 874, 932, 1007, 1219, 1748, 2014, 2438, 4028, 4427, 4876, 5359, 8854, 10718, 12349, 17708, 21436, 23161, 24698, 46322, 49396, 92644, 101821, 203642, 234631, 284027, 407284, 469262, 568054, 938524, 1136108, 5396513, 10793026, 21586052]

約数ペア:

[(1, 21586052), (2, 10793026), (4, 5396513), (19, 1136108), (23, 938524), (38, 568054), (46, 469262), (53, 407284), (76, 284027), (92, 234631), (106, 203642), (212, 101821), (233, 92644), (437, 49396), (466, 46322), (874, 24698), (932, 23161), (1007, 21436), (1219, 17708), (1748, 12349), (2014, 10718), (2438, 8854), (4028, 5359), (4427, 4876)]