21245002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32887}}^1$

素因数の和:32925

約数の個数: 16

約数和(自身を含む): 35519040

約数和(自身を除く): 14274038

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32887, 65774, 559079, 624853, 1118158, 1249706, 10622501, 21245002]

約数ペア:

[(1, 21245002), (2, 10622501), (17, 1249706), (19, 1118158), (34, 624853), (38, 559079), (323, 65774), (646, 32887)]