About the Number
21403210
2進数表記:1010001101001011001001010
漢数字表記:二千百四十万三千二百十
素因数分解:
素因数の和:438
約数の個数: 32
約数和(自身を含む): 39517632
約数和(自身を除く): 18114422
約数列:
[1, 2, 5, 10, 83, 107, 166, 214, 241, 415, 482, 535, 830, 1070, 1205, 2410, 8881, 17762, 20003, 25787, 40006, 44405, 51574, 88810, 100015, 128935, 200030, 257870, 2140321, 4280642, 10701605, 21403210]
約数ペア:
[(1, 21403210), (2, 10701605), (5, 4280642), (10, 2140321), (83, 257870), (107, 200030), (166, 128935), (214, 100015), (241, 88810), (415, 51574), (482, 44405), (535, 40006), (830, 25787), (1070, 20003), (1205, 17762), (2410, 8881)]このpageの処理時間: 0.005032539367675781 seconds