21954064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124739}}^1$

素因数の和:124758

約数の個数: 20

約数和(自身を含む): 46403280

約数和(自身を除く): 24449216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124739, 249478, 498956, 997912, 1372129, 1995824, 2744258, 5488516, 10977032, 21954064]

約数ペア:

[(1, 21954064), (2, 10977032), (4, 5488516), (8, 2744258), (11, 1995824), (16, 1372129), (22, 997912), (44, 498956), (88, 249478), (176, 124739)]