About the Number

2121984072

2121984071 ← → 2121984073

2進数表記:1111110011110101110100001001000

漢数字表記:二十一億二千百九十八万四千七十二

素因数分解:

2 3 × 3 2 × 13 1 × 127 1 × 17851 1

素因数の和:18003
約数の個数: 96
約数和(自身を含む): 6238202880
約数和(自身を除く): 4116218808

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 127, 156, 234, 254, 312, 381, 468, 508, 762, 936, 1016, 1143, 1524, 1651, 2286, 3048, 3302, 4572, 4953, 6604, 9144, 9906, 13208, 14859, 17851, 19812, 29718, 35702, 39624, 53553, 59436, 71404, 107106, 118872, 142808, 160659, 214212, 232063, 321318, 428424, 464126, 642636, 696189, 928252, 1285272, 1392378, 1856504, 2088567, 2267077, 2784756, 4177134, 4534154, 5569512, 6801231, 8354268, 9068308, 13602462, 16708536, 18136616, 20403693, 27204924, 29472001, 40807386, 54409848, 58944002, 81614772, 88416003, 117888004, 163229544, 176832006, 235776008, 265248009, 353664012, 530496018, 707328024, 1060992036, 2121984072]

約数ペア:
[(1, 2121984072), (2, 1060992036), (3, 707328024), (4, 530496018), (6, 353664012), (8, 265248009), (9, 235776008), (12, 176832006), (13, 163229544), (18, 117888004), (24, 88416003), (26, 81614772), (36, 58944002), (39, 54409848), (52, 40807386), (72, 29472001), (78, 27204924), (104, 20403693), (117, 18136616), (127, 16708536), (156, 13602462), (234, 9068308), (254, 8354268), (312, 6801231), (381, 5569512), (468, 4534154), (508, 4177134), (762, 2784756), (936, 2267077), (1016, 2088567), (1143, 1856504), (1524, 1392378), (1651, 1285272), (2286, 928252), (3048, 696189), (3302, 642636), (4572, 464126), (4953, 428424), (6604, 321318), (9144, 232063), (9906, 214212), (13208, 160659), (14859, 142808), (17851, 118872), (19812, 107106), (29718, 71404), (35702, 59436), (39624, 53553)]

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