21497594525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{596741}}^1$

素因数の和:596893

約数の個数: 24

約数和(自身を含む): 29302419168

約数和(自身を除く): 7804824643

約数列:

[1, 5, 11, 25, 55, 131, 275, 655, 1441, 3275, 7205, 36025, 596741, 2983705, 6564151, 14918525, 32820755, 78173071, 164103775, 390865355, 859903781, 1954326775, 4299518905, 21497594525]

約数ペア:

[(1, 21497594525), (5, 4299518905), (11, 1954326775), (25, 859903781), (55, 390865355), (131, 164103775), (275, 78173071), (655, 32820755), (1441, 14918525), (3275, 6564151), (7205, 2983705), (36025, 596741)]