21139712

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7507}}^1$

素因数の和:7534

約数の個数: 36

約数和(自身を含む): 46039056

約数和(自身を除く): 24899344

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7507, 15014, 30028, 60056, 82577, 120112, 165154, 240224, 330308, 480448, 660616, 960896, 1321232, 1921792, 2642464, 5284928, 10569856, 21139712]

約数ペア:

[(1, 21139712), (2, 10569856), (4, 5284928), (8, 2642464), (11, 1921792), (16, 1321232), (22, 960896), (32, 660616), (44, 480448), (64, 330308), (88, 240224), (128, 165154), (176, 120112), (256, 82577), (352, 60056), (704, 30028), (1408, 15014), (2816, 7507)]