21914008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 42729120

約数和(自身を除く): 20815112

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 941, 1882, 2911, 3764, 5822, 7528, 11644, 23288, 38581, 66811, 77162, 133622, 154324, 267244, 308648, 534488, 2739251, 5478502, 10957004, 21914008]

約数ペア:

[(1, 21914008), (2, 10957004), (4, 5478502), (8, 2739251), (41, 534488), (71, 308648), (82, 267244), (142, 154324), (164, 133622), (284, 77162), (328, 66811), (568, 38581), (941, 23288), (1882, 11644), (2911, 7528), (3764, 5822)]