21049483732

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{619}}^1\times {\mathrm{653}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 37875075840

約数和(自身を除く): 16825592108

約数列:

[1, 2, 4, 47, 94, 188, 277, 554, 619, 653, 1108, 1238, 1306, 2476, 2612, 13019, 26038, 29093, 30691, 52076, 58186, 61382, 116372, 122764, 171463, 180881, 342926, 361762, 404207, 685852, 723524, 808414, 1616828, 8058761, 8501407, 16117522, 17002814, 18997729, 32235044, 34005628, 37995458, 75990916, 111965339, 223930678, 447861356, 5262370933, 10524741866, 21049483732]

約数ペア:

[(1, 21049483732), (2, 10524741866), (4, 5262370933), (47, 447861356), (94, 223930678), (188, 111965339), (277, 75990916), (554, 37995458), (619, 34005628), (653, 32235044), (1108, 18997729), (1238, 17002814), (1306, 16117522), (2476, 8501407), (2612, 8058761), (13019, 1616828), (26038, 808414), (29093, 723524), (30691, 685852), (52076, 404207), (58186, 361762), (61382, 342926), (116372, 180881), (122764, 171463)]