21755886362

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{193451}}^1$

素因数の和:193766

約数の個数: 32

約数和(自身を含む): 38721352320

約数和(自身を除く): 16965465958

約数列:

[1, 2, 7, 14, 29, 58, 203, 277, 406, 554, 1939, 3878, 8033, 16066, 56231, 112462, 193451, 386902, 1354157, 2708314, 5610079, 11220158, 39270553, 53585927, 78541106, 107171854, 375101489, 750202978, 1553991883, 3107983766, 10877943181, 21755886362]

約数ペア:

[(1, 21755886362), (2, 10877943181), (7, 3107983766), (14, 1553991883), (29, 750202978), (58, 375101489), (203, 107171854), (277, 78541106), (406, 53585927), (554, 39270553), (1939, 11220158), (3878, 5610079), (8033, 2708314), (16066, 1354157), (56231, 386902), (112462, 193451)]