About the Number

2100029085

2100029084 ← → 2100029086

2進数表記:1111101001010111110011010011101

漢数字表記:二十一億二万九千八十五

素因数分解:

3 5 × 5 1 × 7 1 × 11 1 × 22447 1

素因数の和:22485
約数の個数: 96
約数和(自身を含む): 4706537472
約数和(自身を除く): 2606508387

約数列:
[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 243, 297, 315, 385, 405, 495, 567, 693, 891, 945, 1155, 1215, 1485, 1701, 2079, 2673, 2835, 3465, 4455, 6237, 8505, 10395, 13365, 18711, 22447, 31185, 67341, 93555, 112235, 157129, 202023, 246917, 336705, 471387, 606069, 740751, 785645, 1010115, 1234585, 1414161, 1728419, 1818207, 2222253, 2356935, 3030345, 3703755, 4242483, 5185257, 5454621, 6666759, 7070805, 8642095, 9091035, 11111265, 12727449, 15555771, 20000277, 21212415, 25926285, 27273105, 33333795, 38182347, 46667313, 60000831, 63637245, 77778855, 100001385, 140001939, 190911735, 233336565, 300004155, 420005817, 700009695, 2100029085]

約数ペア:
[(1, 2100029085), (3, 700009695), (5, 420005817), (7, 300004155), (9, 233336565), (11, 190911735), (15, 140001939), (21, 100001385), (27, 77778855), (33, 63637245), (35, 60000831), (45, 46667313), (55, 38182347), (63, 33333795), (77, 27273105), (81, 25926285), (99, 21212415), (105, 20000277), (135, 15555771), (165, 12727449), (189, 11111265), (231, 9091035), (243, 8642095), (297, 7070805), (315, 6666759), (385, 5454621), (405, 5185257), (495, 4242483), (567, 3703755), (693, 3030345), (891, 2356935), (945, 2222253), (1155, 1818207), (1215, 1728419), (1485, 1414161), (1701, 1234585), (2079, 1010115), (2673, 785645), (2835, 740751), (3465, 606069), (4455, 471387), (6237, 336705), (8505, 246917), (10395, 202023), (13365, 157129), (18711, 112235), (22447, 93555), (31185, 67341)]

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