About the Number
21020520
2進数表記:1010000001011111101101000
漢数字表記:二千百二万五百二十
素因数分解:
素因数の和:3042
約数の個数: 64
約数和(自身を含む): 64152000
約数和(自身を除く): 43131480
約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 2969, 3540, 5938, 7080, 8907, 11876, 14845, 17814, 23752, 29690, 35628, 44535, 59380, 71256, 89070, 118760, 175171, 178140, 350342, 356280, 525513, 700684, 875855, 1051026, 1401368, 1751710, 2102052, 2627565, 3503420, 4204104, 5255130, 7006840, 10510260, 21020520]
約数ペア:
[(1, 21020520), (2, 10510260), (3, 7006840), (4, 5255130), (5, 4204104), (6, 3503420), (8, 2627565), (10, 2102052), (12, 1751710), (15, 1401368), (20, 1051026), (24, 875855), (30, 700684), (40, 525513), (59, 356280), (60, 350342), (118, 178140), (120, 175171), (177, 118760), (236, 89070), (295, 71256), (354, 59380), (472, 44535), (590, 35628), (708, 29690), (885, 23752), (1180, 17814), (1416, 14845), (1770, 11876), (2360, 8907), (2969, 7080), (3540, 5938)]このpageの処理時間: 0.006008625030517578 seconds