21173044145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{383813}}^1$

素因数の和:383905

約数の個数: 32

約数和(自身を含む): 29845376640

約数和(自身を除く): 8672332495

約数列:

[1, 5, 11, 17, 55, 59, 85, 187, 295, 649, 935, 1003, 3245, 5015, 11033, 55165, 383813, 1919065, 4221943, 6524821, 21109715, 22644967, 32624105, 71773031, 113224835, 249094637, 358865155, 384964439, 1245473185, 1924822195, 4234608829, 21173044145]

約数ペア:

[(1, 21173044145), (5, 4234608829), (11, 1924822195), (17, 1245473185), (55, 384964439), (59, 358865155), (85, 249094637), (187, 113224835), (295, 71773031), (649, 32624105), (935, 22644967), (1003, 21109715), (3245, 6524821), (5015, 4221943), (11033, 1919065), (55165, 383813)]