20921256722

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2930969}}^1$

素因数の和:2931097

約数の個数: 16

約数和(自身を含む): 32498595360

約数和(自身を除く): 11577338638

約数列:

[1, 2, 43, 83, 86, 166, 3569, 7138, 2930969, 5861938, 126031667, 243270427, 252063334, 486540854, 10460628361, 20921256722]

約数ペア:

[(1, 20921256722), (2, 10460628361), (43, 486540854), (83, 252063334), (86, 243270427), (166, 126031667), (3569, 5861938), (7138, 2930969)]