21058198557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1\times {\mathrm{9689}}^1$

素因数の和:10753

約数の個数: 32

約数和(自身を含む): 31122109440

約数和(自身を除く): 10063910883

約数列:

[1, 3, 11, 33, 67, 201, 737, 983, 2211, 2949, 9689, 10813, 29067, 32439, 65861, 106579, 197583, 319737, 649163, 724471, 1947489, 2173413, 7140793, 9524287, 21422379, 28572861, 104767157, 314301471, 638127229, 1914381687, 7019399519, 21058198557]

約数ペア:

[(1, 21058198557), (3, 7019399519), (11, 1914381687), (33, 638127229), (67, 314301471), (201, 104767157), (737, 28572861), (983, 21422379), (2211, 9524287), (2949, 7140793), (9689, 2173413), (10813, 1947489), (29067, 724471), (32439, 649163), (65861, 319737), (106579, 197583)]