21626272

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4933}}^1$

素因数の和:5080

約数の個数: 24

約数和(自身を含む): 42896196

約数和(自身を除く): 21269924

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4933, 9866, 19732, 39464, 78928, 157856, 675821, 1351642, 2703284, 5406568, 10813136, 21626272]

約数ペア:

[(1, 21626272), (2, 10813136), (4, 5406568), (8, 2703284), (16, 1351642), (32, 675821), (137, 157856), (274, 78928), (548, 39464), (1096, 19732), (2192, 9866), (4384, 4933)]