21554888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1753}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 42622200

約数和(自身を除く): 21067312

約数列:

[1, 2, 4, 8, 29, 53, 58, 106, 116, 212, 232, 424, 1537, 1753, 3074, 3506, 6148, 7012, 12296, 14024, 50837, 92909, 101674, 185818, 203348, 371636, 406696, 743272, 2694361, 5388722, 10777444, 21554888]

約数ペア:

[(1, 21554888), (2, 10777444), (4, 5388722), (8, 2694361), (29, 743272), (53, 406696), (58, 371636), (106, 203348), (116, 185818), (212, 101674), (232, 92909), (424, 50837), (1537, 14024), (1753, 12296), (3074, 7012), (3506, 6148)]