About the Number

21137028880

21137028879 ← → 21137028881

2進数表記:10011101011110111010111011100010000

漢数字表記:二百十一億三千七百二万八千八百八十

素因数分解:

2 4 × 5 1 × 11 1 × 17 1 × 1412903 1

素因数の和:1412944
約数の個数: 80
約数和(自身を含む): 56764831104
約数和(自身を除く): 35627802224

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 1412903, 2825806, 5651612, 7064515, 11303224, 14129030, 15541933, 22606448, 24019351, 28258060, 31083866, 48038702, 56516120, 62167732, 77709665, 96077404, 113032240, 120096755, 124335464, 155419330, 192154808, 240193510, 248670928, 264212861, 310838660, 384309616, 480387020, 528425722, 621677320, 960774040, 1056851444, 1243354640, 1321064305, 1921548080, 2113702888, 2642128610, 4227405776, 5284257220, 10568514440, 21137028880]

約数ペア:
[(1, 21137028880), (2, 10568514440), (4, 5284257220), (5, 4227405776), (8, 2642128610), (10, 2113702888), (11, 1921548080), (16, 1321064305), (17, 1243354640), (20, 1056851444), (22, 960774040), (34, 621677320), (40, 528425722), (44, 480387020), (55, 384309616), (68, 310838660), (80, 264212861), (85, 248670928), (88, 240193510), (110, 192154808), (136, 155419330), (170, 124335464), (176, 120096755), (187, 113032240), (220, 96077404), (272, 77709665), (340, 62167732), (374, 56516120), (440, 48038702), (680, 31083866), (748, 28258060), (880, 24019351), (935, 22606448), (1360, 15541933), (1496, 14129030), (1870, 11303224), (2992, 7064515), (3740, 5651612), (7480, 2825806), (14960, 1412903)]

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