21000724752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{62502157}}^1$

素因数の和:62502175

約数の個数: 40

約数和(自身を含む): 62002140736

約数和(自身を除く): 41001415984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 62502157, 125004314, 187506471, 250008628, 375012942, 437515099, 500017256, 750025884, 875030198, 1000034512, 1312545297, 1500051768, 1750060396, 2625090594, 3000103536, 3500120792, 5250181188, 7000241584, 10500362376, 21000724752]

約数ペア:

[(1, 21000724752), (2, 10500362376), (3, 7000241584), (4, 5250181188), (6, 3500120792), (7, 3000103536), (8, 2625090594), (12, 1750060396), (14, 1500051768), (16, 1312545297), (21, 1000034512), (24, 875030198), (28, 750025884), (42, 500017256), (48, 437515099), (56, 375012942), (84, 250008628), (112, 187506471), (168, 125004314), (336, 62502157)]