21140542

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12421}}^1$

素因数の和:12483

約数の個数: 16

約数和(自身を含む): 33986592

約数和(自身を除く): 12846050

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 12421, 24842, 285683, 459577, 571366, 919154, 10570271, 21140542]

約数ペア:

[(1, 21140542), (2, 10570271), (23, 919154), (37, 571366), (46, 459577), (74, 285683), (851, 24842), (1702, 12421)]