21647562

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2557}}^1$

素因数の和:2662

約数の個数: 32

約数和(自身を含む): 46412352

約数和(自身を除く): 24764790

約数列:

[1, 2, 3, 6, 17, 34, 51, 83, 102, 166, 249, 498, 1411, 2557, 2822, 4233, 5114, 7671, 8466, 15342, 43469, 86938, 130407, 212231, 260814, 424462, 636693, 1273386, 3607927, 7215854, 10823781, 21647562]

約数ペア:

[(1, 21647562), (2, 10823781), (3, 7215854), (6, 3607927), (17, 1273386), (34, 636693), (51, 424462), (83, 260814), (102, 212231), (166, 130407), (249, 86938), (498, 43469), (1411, 15342), (2557, 8466), (2822, 7671), (4233, 5114)]