21032872

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10151}}^1$

素因数の和:10201

約数の個数: 32

約数和(自身を含む): 46293120

約数和(自身を除く): 25260248

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10151, 20302, 40604, 71057, 81208, 142114, 284228, 375587, 568456, 751174, 1502348, 2629109, 3004696, 5258218, 10516436, 21032872]

約数ペア:

[(1, 21032872), (2, 10516436), (4, 5258218), (7, 3004696), (8, 2629109), (14, 1502348), (28, 751174), (37, 568456), (56, 375587), (74, 284228), (148, 142114), (259, 81208), (296, 71057), (518, 40604), (1036, 20302), (2072, 10151)]