21226016

素因数分解:

$2^5\times 7^2\times {\mathrm{13537}}^1$

素因数の和:13561

約数の個数: 36

約数和(自身を含む): 48614958

約数和(自身を除く): 27388942

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13537, 27074, 54148, 94759, 108296, 189518, 216592, 379036, 433184, 663313, 758072, 1326626, 1516144, 2653252, 3032288, 5306504, 10613008, 21226016]

約数ペア:

[(1, 21226016), (2, 10613008), (4, 5306504), (7, 3032288), (8, 2653252), (14, 1516144), (16, 1326626), (28, 758072), (32, 663313), (49, 433184), (56, 379036), (98, 216592), (112, 189518), (196, 108296), (224, 94759), (392, 54148), (784, 27074), (1568, 13537)]