21468045008

素因数分解:

$2^4\times {\mathrm{3847}}^1\times {\mathrm{348779}}^1$

素因数の和:352634

約数の個数: 20

約数和(自身を含む): 41605268640

約数和(自身を除く): 20137223632

約数列:

[1, 2, 4, 8, 16, 3847, 7694, 15388, 30776, 61552, 348779, 697558, 1395116, 2790232, 5580464, 1341752813, 2683505626, 5367011252, 10734022504, 21468045008]

約数ペア:

[(1, 21468045008), (2, 10734022504), (4, 5367011252), (8, 2683505626), (16, 1341752813), (3847, 5580464), (7694, 2790232), (15388, 1395116), (30776, 697558), (61552, 348779)]