About the Number

2121437208

2121437207 ← → 2121437209

2進数表記:1111110011100101001000000011000

漢数字表記:二十一億二千百四十三万七千二百八

素因数分解:

2 3 × 3 1 × 11 1 × 17 1 × 472691 1

素因数の和:472728
約数の個数: 64
約数和(自身を含む): 6126088320
約数和(自身を除く): 4004651112

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4488, 472691, 945382, 1418073, 1890764, 2836146, 3781528, 5199601, 5672292, 8035747, 10399202, 11344584, 15598803, 16071494, 20798404, 24107241, 31197606, 32142988, 41596808, 48214482, 62395212, 64285976, 88393217, 96428964, 124790424, 176786434, 192857928, 265179651, 353572868, 530359302, 707145736, 1060718604, 2121437208]

約数ペア:
[(1, 2121437208), (2, 1060718604), (3, 707145736), (4, 530359302), (6, 353572868), (8, 265179651), (11, 192857928), (12, 176786434), (17, 124790424), (22, 96428964), (24, 88393217), (33, 64285976), (34, 62395212), (44, 48214482), (51, 41596808), (66, 32142988), (68, 31197606), (88, 24107241), (102, 20798404), (132, 16071494), (136, 15598803), (187, 11344584), (204, 10399202), (264, 8035747), (374, 5672292), (408, 5199601), (561, 3781528), (748, 2836146), (1122, 1890764), (1496, 1418073), (2244, 945382), (4488, 472691)]

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