21133757

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:532

約数の個数: 16

約数和(自身を含む): 23448960

約数和(自身を除く): 2315203

約数列:

[1, 19, 23, 137, 353, 437, 2603, 3151, 6707, 8119, 48361, 59869, 154261, 918859, 1112303, 21133757]

約数ペア:

[(1, 21133757), (19, 1112303), (23, 918859), (137, 154261), (353, 59869), (437, 48361), (2603, 8119), (3151, 6707)]