211028139

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21067}}^1$

素因数の和:21136

約数の個数: 32

約数和(自身を含む): 364055040

約数和(自身を除く): 153026901

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 21067, 63201, 147469, 189603, 442407, 568809, 1116551, 1327221, 3349653, 3981663, 7815857, 10048959, 23447571, 30146877, 70342713, 211028139]

約数ペア:

[(1, 211028139), (3, 70342713), (7, 30146877), (9, 23447571), (21, 10048959), (27, 7815857), (53, 3981663), (63, 3349653), (159, 1327221), (189, 1116551), (371, 568809), (477, 442407), (1113, 189603), (1431, 147469), (3339, 63201), (10017, 21067)]