21139056

素因数分解:

$2^4\times 3^5\times {\mathrm{5437}}^1$

素因数の和:5460

約数の個数: 60

約数和(自身を含む): 61362392

約数和(自身を除く): 40223336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5437, 10874, 16311, 21748, 32622, 43496, 48933, 65244, 86992, 97866, 130488, 146799, 195732, 260976, 293598, 391464, 440397, 587196, 782928, 880794, 1174392, 1321191, 1761588, 2348784, 2642382, 3523176, 5284764, 7046352, 10569528, 21139056]

約数ペア:

[(1, 21139056), (2, 10569528), (3, 7046352), (4, 5284764), (6, 3523176), (8, 2642382), (9, 2348784), (12, 1761588), (16, 1321191), (18, 1174392), (24, 880794), (27, 782928), (36, 587196), (48, 440397), (54, 391464), (72, 293598), (81, 260976), (108, 195732), (144, 146799), (162, 130488), (216, 97866), (243, 86992), (324, 65244), (432, 48933), (486, 43496), (648, 32622), (972, 21748), (1296, 16311), (1944, 10874), (3888, 5437)]