21485892

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{105323}}^1$

素因数の和:105347

約数の個数: 24

約数和(自身を含む): 53083296

約数和(自身を除く): 31597404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 105323, 210646, 315969, 421292, 631938, 1263876, 1790491, 3580982, 5371473, 7161964, 10742946, 21485892]

約数ペア:

[(1, 21485892), (2, 10742946), (3, 7161964), (4, 5371473), (6, 3580982), (12, 1790491), (17, 1263876), (34, 631938), (51, 421292), (68, 315969), (102, 210646), (204, 105323)]