21236292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 68769792

約数和(自身を除く): 47533500

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 47, 63, 66, 77, 84, 94, 99, 126, 132, 141, 154, 163, 188, 198, 231, 252, 282, 308, 326, 329, 396, 423, 462, 489, 517, 564, 652, 658, 693, 846, 924, 978, 987, 1034, 1141, 1316, 1386, 1467, 1551, 1692, 1793, 1956, 1974, 2068, 2282, 2772, 2934, 2961, 3102, 3423, 3586, 3619, 3948, 4564, 4653, 5379, 5868, 5922, 6204, 6846, 7172, 7238, 7661, 9306, 10269, 10758, 10857, 11844, 12551, 13692, 14476, 15322, 16137, 18612, 20538, 21516, 21714, 22983, 25102, 30644, 32274, 32571, 37653, 41076, 43428, 45966, 50204, 53627, 64548, 65142, 68949, 75306, 84271, 91932, 107254, 112959, 130284, 137898, 150612, 160881, 168542, 214508, 225918, 252813, 275796, 321762, 337084, 451836, 482643, 505626, 589897, 643524, 758439, 965286, 1011252, 1179794, 1516878, 1769691, 1930572, 2359588, 3033756, 3539382, 5309073, 7078764, 10618146, 21236292]

約数ペア:

[(1, 21236292), (2, 10618146), (3, 7078764), (4, 5309073), (6, 3539382), (7, 3033756), (9, 2359588), (11, 1930572), (12, 1769691), (14, 1516878), (18, 1179794), (21, 1011252), (22, 965286), (28, 758439), (33, 643524), (36, 589897), (42, 505626), (44, 482643), (47, 451836), (63, 337084), (66, 321762), (77, 275796), (84, 252813), (94, 225918), (99, 214508), (126, 168542), (132, 160881), (141, 150612), (154, 137898), (163, 130284), (188, 112959), (198, 107254), (231, 91932), (252, 84271), (282, 75306), (308, 68949), (326, 65142), (329, 64548), (396, 53627), (423, 50204), (462, 45966), (489, 43428), (517, 41076), (564, 37653), (652, 32571), (658, 32274), (693, 30644), (846, 25102), (924, 22983), (978, 21714), (987, 21516), (1034, 20538), (1141, 18612), (1316, 16137), (1386, 15322), (1467, 14476), (1551, 13692), (1692, 12551), (1793, 11844), (1956, 10857), (1974, 10758), (2068, 10269), (2282, 9306), (2772, 7661), (2934, 7238), (2961, 7172), (3102, 6846), (3423, 6204), (3586, 5922), (3619, 5868), (3948, 5379), (4564, 4653)]