About the Number

21533080

21533079 ← → 21533081

2進数表記:1010010001001000110011000

漢数字表記:二千百五十三万三千八十

素因数分解:

2 3 × 5 1 × 19 1 × 29 1 × 977 1

素因数の和:1036
約数の個数: 64
約数和(自身を含む): 52812000
約数和(自身を除く): 31278920

約数列:
[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 977, 1102, 1160, 1954, 2204, 2755, 3908, 4408, 4885, 5510, 7816, 9770, 11020, 18563, 19540, 22040, 28333, 37126, 39080, 56666, 74252, 92815, 113332, 141665, 148504, 185630, 226664, 283330, 371260, 538327, 566660, 742520, 1076654, 1133320, 2153308, 2691635, 4306616, 5383270, 10766540, 21533080]

約数ペア:
[(1, 21533080), (2, 10766540), (4, 5383270), (5, 4306616), (8, 2691635), (10, 2153308), (19, 1133320), (20, 1076654), (29, 742520), (38, 566660), (40, 538327), (58, 371260), (76, 283330), (95, 226664), (116, 185630), (145, 148504), (152, 141665), (190, 113332), (232, 92815), (290, 74252), (380, 56666), (551, 39080), (580, 37126), (760, 28333), (977, 22040), (1102, 19540), (1160, 18563), (1954, 11020), (2204, 9770), (2755, 7816), (3908, 5510), (4408, 4885)]

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