21000279726

素因数分解:

$2^1\times 3^3\times {\mathrm{167}}^1\times {\mathrm{2328707}}^1$

素因数の和:2328885

約数の個数: 32

約数和(自身を含む): 46946753280

約数和(自身を除く): 25946473554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 167, 334, 501, 1002, 1503, 3006, 4509, 9018, 2328707, 4657414, 6986121, 13972242, 20958363, 41916726, 62875089, 125750178, 388894069, 777788138, 1166682207, 2333364414, 3500046621, 7000093242, 10500139863, 21000279726]

約数ペア:

[(1, 21000279726), (2, 10500139863), (3, 7000093242), (6, 3500046621), (9, 2333364414), (18, 1166682207), (27, 777788138), (54, 388894069), (167, 125750178), (334, 62875089), (501, 41916726), (1002, 20958363), (1503, 13972242), (3006, 6986121), (4509, 4657414), (9018, 2328707)]