About the Number
21000201640
2進数表記:10011100011101101011010010110101000
漢数字表記:二百十億二十万千六百四十
素因数分解:
素因数の和:1164154
約数の個数: 64
約数和(自身を含む): 52803213120
約数和(自身を除く): 31803011480
約数列:
[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 1164091, 2328182, 4656364, 5820455, 9312728, 11640910, 12805001, 23281820, 25610002, 46563640, 47727731, 51220004, 64025005, 95455462, 102440008, 128050010, 190910924, 238638655, 256100020, 381821848, 477277310, 512200040, 525005041, 954554620, 1050010082, 1909109240, 2100020164, 2625025205, 4200040328, 5250050410, 10500100820, 21000201640]
約数ペア:
[(1, 21000201640), (2, 10500100820), (4, 5250050410), (5, 4200040328), (8, 2625025205), (10, 2100020164), (11, 1909109240), (20, 1050010082), (22, 954554620), (40, 525005041), (41, 512200040), (44, 477277310), (55, 381821848), (82, 256100020), (88, 238638655), (110, 190910924), (164, 128050010), (205, 102440008), (220, 95455462), (328, 64025005), (410, 51220004), (440, 47727731), (451, 46563640), (820, 25610002), (902, 23281820), (1640, 12805001), (1804, 11640910), (2255, 9312728), (3608, 5820455), (4510, 4656364), (9020, 2328182), (18040, 1164091)]このpageの処理時間: 0.03374433517456055 seconds