21243046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1697}}^1$

素因数の和:2279

約数の個数: 16

約数和(自身を含む): 34842960

約数和(自身を除く): 13599914

約数列:

[1, 2, 11, 22, 569, 1138, 1697, 3394, 6259, 12518, 18667, 37334, 965593, 1931186, 10621523, 21243046]

約数ペア:

[(1, 21243046), (2, 10621523), (11, 1931186), (22, 965593), (569, 37334), (1138, 18667), (1697, 12518), (3394, 6259)]