About the Number

12721338

12721337 ← → 12721339

2進数表記:110000100001110010111010

漢数字表記:千二百七十二万千三百三十八

素因数分解:

2 1 × 3 2 × 7 1 × 17 1 × 5939 1

素因数の和:5971
約数の個数: 48
約数和(自身を含む): 33359040
約数和(自身を除く): 20637702

約数列:
[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 5939, 11878, 17817, 35634, 41573, 53451, 83146, 100963, 106902, 124719, 201926, 249438, 302889, 374157, 605778, 706741, 748314, 908667, 1413482, 1817334, 2120223, 4240446, 6360669, 12721338]

約数ペア:
[(1, 12721338), (2, 6360669), (3, 4240446), (6, 2120223), (7, 1817334), (9, 1413482), (14, 908667), (17, 748314), (18, 706741), (21, 605778), (34, 374157), (42, 302889), (51, 249438), (63, 201926), (102, 124719), (119, 106902), (126, 100963), (153, 83146), (238, 53451), (306, 41573), (357, 35634), (714, 17817), (1071, 11878), (2142, 5939)]

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