21355266

素因数分解:

$2^1\times 3^1\times {\mathrm{977}}^1\times {\mathrm{3643}}^1$

素因数の和:4625

約数の個数: 16

約数和(自身を含む): 42765984

約数和(自身を除く): 21410718

約数列:

[1, 2, 3, 6, 977, 1954, 2931, 3643, 5862, 7286, 10929, 21858, 3559211, 7118422, 10677633, 21355266]

約数ペア:

[(1, 21355266), (2, 10677633), (3, 7118422), (6, 3559211), (977, 21858), (1954, 10929), (2931, 7286), (3643, 5862)]