21737367

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 32292000

約数和(自身を除く): 10554633

約数列:

[1, 3, 9, 53, 159, 199, 229, 477, 597, 687, 1791, 2061, 10547, 12137, 31641, 36411, 45571, 94923, 109233, 136713, 410139, 2415263, 7245789, 21737367]

約数ペア:

[(1, 21737367), (3, 7245789), (9, 2415263), (53, 410139), (159, 136713), (199, 109233), (229, 94923), (477, 45571), (597, 36411), (687, 31641), (1791, 12137), (2061, 10547)]