2021838203

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{81293}}^1$

素因数の和:81347

約数の個数: 32

約数和(自身を含む): 2809520640

約数和(自身を除く): 787682437

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1309, 1463, 2261, 3553, 24871, 81293, 569051, 894223, 1381981, 1544567, 6259561, 9673867, 10811969, 15201791, 16990237, 26257639, 106412537, 118931659, 183803473, 288834029, 2021838203]

約数ペア:

[(1, 2021838203), (7, 288834029), (11, 183803473), (17, 118931659), (19, 106412537), (77, 26257639), (119, 16990237), (133, 15201791), (187, 10811969), (209, 9673867), (323, 6259561), (1309, 1544567), (1463, 1381981), (2261, 894223), (3553, 569051), (24871, 81293)]