21754103672

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1\times {\mathrm{2543}}^1$

素因数の和:3612

約数の個数: 64

約数和(自身を含む): 46956948480

約数和(自身を除く): 25202844808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 883, 1211, 1384, 1766, 2422, 2543, 3532, 4844, 5086, 6181, 7064, 9688, 10172, 12362, 17801, 20344, 24724, 35602, 49448, 71204, 142408, 152759, 305518, 439939, 611036, 879878, 1069313, 1222072, 1759756, 2138626, 2245469, 3079573, 3519512, 4277252, 4490938, 6159146, 8554504, 8981876, 12318292, 15718283, 17963752, 24636584, 31436566, 62873132, 125746264, 388466137, 776932274, 1553864548, 2719262959, 3107729096, 5438525918, 10877051836, 21754103672]

約数ペア:

[(1, 21754103672), (2, 10877051836), (4, 5438525918), (7, 3107729096), (8, 2719262959), (14, 1553864548), (28, 776932274), (56, 388466137), (173, 125746264), (346, 62873132), (692, 31436566), (883, 24636584), (1211, 17963752), (1384, 15718283), (1766, 12318292), (2422, 8981876), (2543, 8554504), (3532, 6159146), (4844, 4490938), (5086, 4277252), (6181, 3519512), (7064, 3079573), (9688, 2245469), (10172, 2138626), (12362, 1759756), (17801, 1222072), (20344, 1069313), (24724, 879878), (35602, 611036), (49448, 439939), (71204, 305518), (142408, 152759)]