21894608

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{22433}}^1$

素因数の和:22502

約数の個数: 20

約数和(自身を含む): 43118148

約数和(自身を除く): 21223540

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 22433, 44866, 89732, 179464, 358928, 1368413, 2736826, 5473652, 10947304, 21894608]

約数ペア:

[(1, 21894608), (2, 10947304), (4, 5473652), (8, 2736826), (16, 1368413), (61, 358928), (122, 179464), (244, 89732), (488, 44866), (976, 22433)]