About the Number

21090342384

21090342383 ← → 21090342385

2進数表記:10011101001000101010001010111110000

漢数字表記:二百十億九千三十四万二千三百八十四

素因数分解:

2 4 × 3 3 × 23 1 × 2122619 1

素因数の和:2122659
約数の個数: 80
約数和(自身を含む): 63169171200
約数和(自身を除く): 42078828816

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2484, 3312, 4968, 9936, 2122619, 4245238, 6367857, 8490476, 12735714, 16980952, 19103571, 25471428, 33961904, 38207142, 48820237, 50942856, 57310713, 76414284, 97640474, 101885712, 114621426, 146460711, 152828568, 195280948, 229242852, 292921422, 305657136, 390561896, 439382133, 458485704, 585842844, 781123792, 878764266, 916971408, 1171685688, 1318146399, 1757528532, 2343371376, 2636292798, 3515057064, 5272585596, 7030114128, 10545171192, 21090342384]

約数ペア:
[(1, 21090342384), (2, 10545171192), (3, 7030114128), (4, 5272585596), (6, 3515057064), (8, 2636292798), (9, 2343371376), (12, 1757528532), (16, 1318146399), (18, 1171685688), (23, 916971408), (24, 878764266), (27, 781123792), (36, 585842844), (46, 458485704), (48, 439382133), (54, 390561896), (69, 305657136), (72, 292921422), (92, 229242852), (108, 195280948), (138, 152828568), (144, 146460711), (184, 114621426), (207, 101885712), (216, 97640474), (276, 76414284), (368, 57310713), (414, 50942856), (432, 48820237), (552, 38207142), (621, 33961904), (828, 25471428), (1104, 19103571), (1242, 16980952), (1656, 12735714), (2484, 8490476), (3312, 6367857), (4968, 4245238), (9936, 2122619)]

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