About the Number
21002590
2進数表記:1010000000111100101011110
漢数字表記:二千百万二千五百九十
素因数分解:
素因数の和:2152
約数の個数: 32
約数和(自身を含む): 43513344
約数和(自身を除く): 22510754
約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 1987, 2114, 3974, 5285, 9935, 10570, 13909, 19870, 27818, 69545, 139090, 300037, 600074, 1500185, 2100259, 3000370, 4200518, 10501295, 21002590]
約数ペア:
[(1, 21002590), (2, 10501295), (5, 4200518), (7, 3000370), (10, 2100259), (14, 1500185), (35, 600074), (70, 300037), (151, 139090), (302, 69545), (755, 27818), (1057, 19870), (1510, 13909), (1987, 10570), (2114, 9935), (3974, 5285)]このpageの処理時間: 0.004002094268798828 seconds