21069366

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 44563200

約数和(自身を除く): 23493834

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 439, 842, 878, 1263, 1317, 2526, 2634, 7999, 8341, 15998, 16682, 23997, 25023, 47994, 50046, 184819, 369638, 554457, 1108914, 3511561, 7023122, 10534683, 21069366]

約数ペア:

[(1, 21069366), (2, 10534683), (3, 7023122), (6, 3511561), (19, 1108914), (38, 554457), (57, 369638), (114, 184819), (421, 50046), (439, 47994), (842, 25023), (878, 23997), (1263, 16682), (1317, 15998), (2526, 8341), (2634, 7999)]