21040308

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25411}}^1$

素因数の和:25444

約数の個数: 36

約数和(自身を含む): 55499808

約数和(自身を除く): 34459500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25411, 50822, 76233, 101644, 152466, 228699, 304932, 457398, 584453, 914796, 1168906, 1753359, 2337812, 3506718, 5260077, 7013436, 10520154, 21040308]

約数ペア:

[(1, 21040308), (2, 10520154), (3, 7013436), (4, 5260077), (6, 3506718), (9, 2337812), (12, 1753359), (18, 1168906), (23, 914796), (36, 584453), (46, 457398), (69, 304932), (92, 228699), (138, 152466), (207, 101644), (276, 76233), (414, 50822), (828, 25411)]