21039264

素因数分解:

$2^5\times 3^4\times {\mathrm{8117}}^1$

素因数の和:8139

約数の個数: 60

約数和(自身を含む): 61883514

約数和(自身を除く): 40844250

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8117, 16234, 24351, 32468, 48702, 64936, 73053, 97404, 129872, 146106, 194808, 219159, 259744, 292212, 389616, 438318, 584424, 657477, 779232, 876636, 1168848, 1314954, 1753272, 2337696, 2629908, 3506544, 5259816, 7013088, 10519632, 21039264]

約数ペア:

[(1, 21039264), (2, 10519632), (3, 7013088), (4, 5259816), (6, 3506544), (8, 2629908), (9, 2337696), (12, 1753272), (16, 1314954), (18, 1168848), (24, 876636), (27, 779232), (32, 657477), (36, 584424), (48, 438318), (54, 389616), (72, 292212), (81, 259744), (96, 219159), (108, 194808), (144, 146106), (162, 129872), (216, 97404), (288, 73053), (324, 64936), (432, 48702), (648, 32468), (864, 24351), (1296, 16234), (2592, 8117)]