21276924

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 51467808

約数和(自身を除く): 30190884

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 173, 222, 277, 346, 444, 519, 554, 692, 831, 1038, 1108, 1662, 2076, 3324, 6401, 10249, 12802, 19203, 20498, 25604, 30747, 38406, 40996, 47921, 61494, 76812, 95842, 122988, 143763, 191684, 287526, 575052, 1773077, 3546154, 5319231, 7092308, 10638462, 21276924]

約数ペア:

[(1, 21276924), (2, 10638462), (3, 7092308), (4, 5319231), (6, 3546154), (12, 1773077), (37, 575052), (74, 287526), (111, 191684), (148, 143763), (173, 122988), (222, 95842), (277, 76812), (346, 61494), (444, 47921), (519, 40996), (554, 38406), (692, 30747), (831, 25604), (1038, 20498), (1108, 19203), (1662, 12802), (2076, 10249), (3324, 6401)]