21452444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21713}}^1$

素因数の和:21749

約数の個数: 24

約数和(自身を含む): 42559440

約数和(自身を除く): 21106996

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 21713, 43426, 86852, 282269, 412547, 564538, 825094, 1129076, 1650188, 5363111, 10726222, 21452444]

約数ペア:

[(1, 21452444), (2, 10726222), (4, 5363111), (13, 1650188), (19, 1129076), (26, 825094), (38, 564538), (52, 412547), (76, 282269), (247, 86852), (494, 43426), (988, 21713)]