About the Number

2021165940

2021165939 ← → 2021165941

2進数表記:1111000011110001000101101110100

漢数字表記:二十億二千百十六万五千九百四十

素因数分解:

2 2 × 3 1 × 5 1 × 23 1 × 857 1 × 1709 1

素因数の和:2601
約数の個数: 96
約数和(自身を含む): 5915669760
約数和(自身を除く): 3894503820

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 857, 1380, 1709, 1714, 2571, 3418, 3428, 4285, 5127, 5142, 6836, 8545, 8570, 10254, 10284, 12855, 17090, 17140, 19711, 20508, 25635, 25710, 34180, 39307, 39422, 51270, 51420, 59133, 78614, 78844, 98555, 102540, 117921, 118266, 157228, 196535, 197110, 235842, 236532, 295665, 393070, 394220, 471684, 589605, 591330, 786140, 1179210, 1182660, 1464613, 2358420, 2929226, 4393839, 5858452, 7323065, 8787678, 14646130, 17575356, 21969195, 29292260, 33686099, 43938390, 67372198, 87876780, 101058297, 134744396, 168430495, 202116594, 336860990, 404233188, 505291485, 673721980, 1010582970, 2021165940]

約数ペア:
[(1, 2021165940), (2, 1010582970), (3, 673721980), (4, 505291485), (5, 404233188), (6, 336860990), (10, 202116594), (12, 168430495), (15, 134744396), (20, 101058297), (23, 87876780), (30, 67372198), (46, 43938390), (60, 33686099), (69, 29292260), (92, 21969195), (115, 17575356), (138, 14646130), (230, 8787678), (276, 7323065), (345, 5858452), (460, 4393839), (690, 2929226), (857, 2358420), (1380, 1464613), (1709, 1182660), (1714, 1179210), (2571, 786140), (3418, 591330), (3428, 589605), (4285, 471684), (5127, 394220), (5142, 393070), (6836, 295665), (8545, 236532), (8570, 235842), (10254, 197110), (10284, 196535), (12855, 157228), (17090, 118266), (17140, 117921), (19711, 102540), (20508, 98555), (25635, 78844), (25710, 78614), (34180, 59133), (39307, 51420), (39422, 51270)]

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