21300964

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3907}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 39392640

約数和(自身を除く): 18091676

約数列:

[1, 2, 4, 29, 47, 58, 94, 116, 188, 1363, 2726, 3907, 5452, 7814, 15628, 113303, 183629, 226606, 367258, 453212, 734516, 5325241, 10650482, 21300964]

約数ペア:

[(1, 21300964), (2, 10650482), (4, 5325241), (29, 734516), (47, 453212), (58, 367258), (94, 226606), (116, 183629), (188, 113303), (1363, 15628), (2726, 7814), (3907, 5452)]