21369172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16747}}^1$

素因数の和:16791

約数の個数: 24

約数和(自身を含む): 42204960

約数和(自身を除く): 20835788

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16747, 33494, 66988, 184217, 368434, 485663, 736868, 971326, 1942652, 5342293, 10684586, 21369172]

約数ペア:

[(1, 21369172), (2, 10684586), (4, 5342293), (11, 1942652), (22, 971326), (29, 736868), (44, 485663), (58, 368434), (116, 184217), (319, 66988), (638, 33494), (1276, 16747)]