21998597918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1\times {\mathrm{26959}}^1$

素因数の和:28280

約数の個数: 32

約数和(自身を含む): 37269504000

約数和(自身を除く): 15270906082

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 1279, 2558, 14069, 26959, 28138, 37091, 53918, 74182, 296549, 408001, 593098, 781811, 816002, 1563622, 8599921, 17199842, 34480561, 68961122, 379286171, 758572342, 999936269, 1999872538, 10999298959, 21998597918]

約数ペア:

[(1, 21998597918), (2, 10999298959), (11, 1999872538), (22, 999936269), (29, 758572342), (58, 379286171), (319, 68961122), (638, 34480561), (1279, 17199842), (2558, 8599921), (14069, 1563622), (26959, 816002), (28138, 781811), (37091, 593098), (53918, 408001), (74182, 296549)]