About the Number
12641421
2進数表記:110000001110010010001101
漢数字表記:千二百六十四万千四百二十一
素因数分解:
素因数の和:885
約数の個数: 32
約数和(自身を含む): 20079360
約数和(自身を除く): 7437939
約数列:
[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 829, 897, 1173, 2487, 5083, 10777, 14093, 15249, 19067, 32331, 42279, 57201, 183209, 247871, 324139, 549627, 743613, 972417, 4213807, 12641421]
約数ペア:
[(1, 12641421), (3, 4213807), (13, 972417), (17, 743613), (23, 549627), (39, 324139), (51, 247871), (69, 183209), (221, 57201), (299, 42279), (391, 32331), (663, 19067), (829, 15249), (897, 14093), (1173, 10777), (2487, 5083)]このpageの処理時間: 0.004256725311279297 seconds