21010696

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9151}}^1$

素因数の和:9205

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 25115384

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 9151, 18302, 36604, 64057, 73208, 128114, 256228, 375191, 512456, 750382, 1500764, 2626337, 3001528, 5252674, 10505348, 21010696]

約数ペア:

[(1, 21010696), (2, 10505348), (4, 5252674), (7, 3001528), (8, 2626337), (14, 1500764), (28, 750382), (41, 512456), (56, 375191), (82, 256228), (164, 128114), (287, 73208), (328, 64057), (574, 36604), (1148, 18302), (2296, 9151)]