21135.0000000

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 12716928

約数和(自身を除く): 6617922

約数列:

[1, 2, 3, 6, 37, 74, 83, 111, 166, 222, 249, 331, 498, 662, 993, 1986, 3071, 6142, 9213, 12247, 18426, 24494, 27473, 36741, 54946, 73482, 82419, 164838, 1016501, 2033002, 3049503, 6099006]

約数ペア:

[(1, 6099006), (2, 3049503), (3, 2033002), (6, 1016501), (37, 164838), (74, 82419), (83, 73482), (111, 54946), (166, 36741), (222, 27473), (249, 24494), (331, 18426), (498, 12247), (662, 9213), (993, 6142), (1986, 3071)]