21034672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{69193}}^1$

素因数の和:69220

約数の個数: 20

約数和(自身を含む): 42900280

約数和(自身を除く): 21865608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 69193, 138386, 276772, 553544, 1107088, 1314667, 2629334, 5258668, 10517336, 21034672]

約数ペア:

[(1, 21034672), (2, 10517336), (4, 5258668), (8, 2629334), (16, 1314667), (19, 1107088), (38, 553544), (76, 276772), (152, 138386), (304, 69193)]