21459328

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{15241}}^1$

素因数の和:15266

約数の個数: 32

約数和(自身を含む): 46640520

約数和(自身を除く): 25181192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 15241, 30482, 60964, 121928, 167651, 243856, 335302, 487712, 670604, 975424, 1341208, 1950848, 2682416, 5364832, 10729664, 21459328]

約数ペア:

[(1, 21459328), (2, 10729664), (4, 5364832), (8, 2682416), (11, 1950848), (16, 1341208), (22, 975424), (32, 670604), (44, 487712), (64, 335302), (88, 243856), (128, 167651), (176, 121928), (352, 60964), (704, 30482), (1408, 15241)]