About the Number

21504472

21504471 ← → 21504473

2進数表記:1010010000010000111011000

漢数字表記:二千百五十万四千四百七十二

素因数分解:

2 3 × 11 1 × 43 1 × 5683 1

素因数の和:5743
約数の個数: 32
約数和(自身を含む): 45017280
約数和(自身を除く): 23512808

約数列:
[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5683, 11366, 22732, 45464, 62513, 125026, 244369, 250052, 488738, 500104, 977476, 1954952, 2688059, 5376118, 10752236, 21504472]

約数ペア:
[(1, 21504472), (2, 10752236), (4, 5376118), (8, 2688059), (11, 1954952), (22, 977476), (43, 500104), (44, 488738), (86, 250052), (88, 244369), (172, 125026), (344, 62513), (473, 45464), (946, 22732), (1892, 11366), (3784, 5683)]

このpageの処理時間: 0.005237102508544922 seconds