21430444

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2063}}^1$

素因数の和:2134

約数の個数: 36

約数和(自身を含む): 44470944

約数和(自身を除く): 23040500

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1484, 2063, 2597, 4126, 5194, 8252, 10388, 14441, 28882, 57764, 101087, 109339, 202174, 218678, 404348, 437356, 765373, 1530746, 3061492, 5357611, 10715222, 21430444]

約数ペア:

[(1, 21430444), (2, 10715222), (4, 5357611), (7, 3061492), (14, 1530746), (28, 765373), (49, 437356), (53, 404348), (98, 218678), (106, 202174), (196, 109339), (212, 101087), (371, 57764), (742, 28882), (1484, 14441), (2063, 10388), (2597, 8252), (4126, 5194)]