21526742008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{65630311}}^1$

素因数の和:65630358

約数の個数: 16

約数和(自身を含む): 41347096560

約数和(自身を除く): 19820354552

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 65630311, 131260622, 262521244, 525042488, 2690842751, 5381685502, 10763371004, 21526742008]

約数ペア:

[(1, 21526742008), (2, 10763371004), (4, 5381685502), (8, 2690842751), (41, 525042488), (82, 262521244), (164, 131260622), (328, 65630311)]