21494808

素因数分解:

$2^3\times 3^5\times {\mathrm{11057}}^1$

素因数の和:11078

約数の個数: 48

約数和(自身を含む): 60376680

約数和(自身を除く): 38881872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 11057, 22114, 33171, 44228, 66342, 88456, 99513, 132684, 199026, 265368, 298539, 398052, 597078, 796104, 895617, 1194156, 1791234, 2388312, 2686851, 3582468, 5373702, 7164936, 10747404, 21494808]

約数ペア:

[(1, 21494808), (2, 10747404), (3, 7164936), (4, 5373702), (6, 3582468), (8, 2686851), (9, 2388312), (12, 1791234), (18, 1194156), (24, 895617), (27, 796104), (36, 597078), (54, 398052), (72, 298539), (81, 265368), (108, 199026), (162, 132684), (216, 99513), (243, 88456), (324, 66342), (486, 44228), (648, 33171), (972, 22114), (1944, 11057)]