21430296

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12941}}^1$

素因数の和:12976

約数の個数: 48

約数和(自身を含む): 60568560

約数和(自身を除く): 39138264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12941, 25882, 38823, 51764, 77646, 103528, 116469, 155292, 232938, 297643, 310584, 465876, 595286, 892929, 931752, 1190572, 1785858, 2381144, 2678787, 3571716, 5357574, 7143432, 10715148, 21430296]

約数ペア:

[(1, 21430296), (2, 10715148), (3, 7143432), (4, 5357574), (6, 3571716), (8, 2678787), (9, 2381144), (12, 1785858), (18, 1190572), (23, 931752), (24, 892929), (36, 595286), (46, 465876), (69, 310584), (72, 297643), (92, 232938), (138, 155292), (184, 116469), (207, 103528), (276, 77646), (414, 51764), (552, 38823), (828, 25882), (1656, 12941)]