21679952

素因数分解:

$2^4\times 7^2\times {\mathrm{27653}}^1$

素因数の和:27675

約数の個数: 30

約数和(自身を含む): 48864618

約数和(自身を除く): 27184666

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27653, 55306, 110612, 193571, 221224, 387142, 442448, 774284, 1354997, 1548568, 2709994, 3097136, 5419988, 10839976, 21679952]

約数ペア:

[(1, 21679952), (2, 10839976), (4, 5419988), (7, 3097136), (8, 2709994), (14, 1548568), (16, 1354997), (28, 774284), (49, 442448), (56, 387142), (98, 221224), (112, 193571), (196, 110612), (392, 55306), (784, 27653)]