21058704

素因数分解:

$2^4\times 3^4\times {\mathrm{16249}}^1$

素因数の和:16269

約数の個数: 50

約数和(自身を含む): 60953750

約数和(自身を除く): 39895046

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16249, 32498, 48747, 64996, 97494, 129992, 146241, 194988, 259984, 292482, 389976, 438723, 584964, 779952, 877446, 1169928, 1316169, 1754892, 2339856, 2632338, 3509784, 5264676, 7019568, 10529352, 21058704]

約数ペア:

[(1, 21058704), (2, 10529352), (3, 7019568), (4, 5264676), (6, 3509784), (8, 2632338), (9, 2339856), (12, 1754892), (16, 1316169), (18, 1169928), (24, 877446), (27, 779952), (36, 584964), (48, 438723), (54, 389976), (72, 292482), (81, 259984), (108, 194988), (144, 146241), (162, 129992), (216, 97494), (324, 64996), (432, 48747), (648, 32498), (1296, 16249)]