21773248

素因数分解:

$2^6\times 7^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 84

約数和(自身を含む): 51599592

約数和(自身を除く): 29826344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 64, 98, 106, 112, 131, 196, 212, 224, 262, 371, 392, 424, 448, 524, 742, 784, 848, 917, 1048, 1484, 1568, 1696, 1834, 2096, 2597, 2968, 3136, 3392, 3668, 4192, 5194, 5936, 6419, 6943, 7336, 8384, 10388, 11872, 12838, 13886, 14672, 20776, 23744, 25676, 27772, 29344, 41552, 48601, 51352, 55544, 58688, 83104, 97202, 102704, 111088, 166208, 194404, 205408, 222176, 340207, 388808, 410816, 444352, 680414, 777616, 1360828, 1555232, 2721656, 3110464, 5443312, 10886624, 21773248]

約数ペア:

[(1, 21773248), (2, 10886624), (4, 5443312), (7, 3110464), (8, 2721656), (14, 1555232), (16, 1360828), (28, 777616), (32, 680414), (49, 444352), (53, 410816), (56, 388808), (64, 340207), (98, 222176), (106, 205408), (112, 194404), (131, 166208), (196, 111088), (212, 102704), (224, 97202), (262, 83104), (371, 58688), (392, 55544), (424, 51352), (448, 48601), (524, 41552), (742, 29344), (784, 27772), (848, 25676), (917, 23744), (1048, 20776), (1484, 14672), (1568, 13886), (1696, 12838), (1834, 11872), (2096, 10388), (2597, 8384), (2968, 7336), (3136, 6943), (3392, 6419), (3668, 5936), (4192, 5194)]