About the Number

2121036678

2121036677 ← → 2121036679

2進数表記:1111110011011000111001110000110

漢数字表記:二十一億二千百三万六千六百七十八

素因数分解:

2 1 × 3 5 × 23 1 × 31 1 × 6121 1

素因数の和:6192
約数の個数: 96
約数和(自身を含む): 5134252032
約数和(自身を除く): 3013215354

約数列:
[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 81, 93, 138, 162, 186, 207, 243, 279, 414, 486, 558, 621, 713, 837, 1242, 1426, 1674, 1863, 2139, 2511, 3726, 4278, 5022, 5589, 6121, 6417, 7533, 11178, 12242, 12834, 15066, 18363, 19251, 36726, 38502, 55089, 57753, 110178, 115506, 140783, 165267, 173259, 189751, 281566, 330534, 346518, 379502, 422349, 495801, 569253, 844698, 991602, 1138506, 1267047, 1487403, 1707759, 2534094, 2974806, 3415518, 3801141, 4364273, 5123277, 7602282, 8728546, 10246554, 11403423, 13092819, 15369831, 22806846, 26185638, 30739662, 34210269, 39278457, 46109493, 68420538, 78556914, 92218986, 117835371, 235670742, 353506113, 707012226, 1060518339, 2121036678]

約数ペア:
[(1, 2121036678), (2, 1060518339), (3, 707012226), (6, 353506113), (9, 235670742), (18, 117835371), (23, 92218986), (27, 78556914), (31, 68420538), (46, 46109493), (54, 39278457), (62, 34210269), (69, 30739662), (81, 26185638), (93, 22806846), (138, 15369831), (162, 13092819), (186, 11403423), (207, 10246554), (243, 8728546), (279, 7602282), (414, 5123277), (486, 4364273), (558, 3801141), (621, 3415518), (713, 2974806), (837, 2534094), (1242, 1707759), (1426, 1487403), (1674, 1267047), (1863, 1138506), (2139, 991602), (2511, 844698), (3726, 569253), (4278, 495801), (5022, 422349), (5589, 379502), (6121, 346518), (6417, 330534), (7533, 281566), (11178, 189751), (12242, 173259), (12834, 165267), (15066, 140783), (18363, 115506), (19251, 110178), (36726, 57753), (38502, 55089)]

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